Home / 8,210.41-11,330.38-4,673.62

Finding the Fourth Proportional to 8,210.41, 11,330.38 and 4,673.62

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Solution

The fourth proportional to 8,210.41, 11,330.38 and 4,673.62 is: 6,449.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.41 : 11,330.38 = 4,673.62 : x
  2. Step 2: Convert to fraction form
    8,210.41/11,330.38 = 4,673.62/x
  3. Step 3: Cross multiply
    8,210.41x = 11,330.38 × 4,673.62
  4. Step 4: Simplify right side
    8,210.41x = 52,953,838.88
  5. Step 5: Solve for x
    x = 52,953,838.88/8,210.41
  6. Step 6: Final answer
    x = 6,449.60

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Half scale
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Double scale
Find fourth proportional to 8,211.41, 11,331.76 and 4,674.62
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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.