Home / 8,196.76-11,312.34-4,840.68

Finding the Fourth Proportional to 8,196.76, 11,312.34 and 4,840.68

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Solution

The fourth proportional to 8,196.76, 11,312.34 and 4,840.68 is: 6,680.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.76 : 11,312.34 = 4,840.68 : x
  2. Step 2: Convert to fraction form
    8,196.76/11,312.34 = 4,840.68/x
  3. Step 3: Cross multiply
    8,196.76x = 11,312.34 × 4,840.68
  4. Step 4: Simplify right side
    8,196.76x = 54,759,417.99
  5. Step 5: Solve for x
    x = 54,759,417.99/8,196.76
  6. Step 6: Final answer
    x = 6,680.62

Related Problems

Find fourth proportional to 4,098.38, 5,656.17 and 2,420.34
Half scale
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Double scale
Find fourth proportional to 8,197.76, 11,313.72 and 4,841.68
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.