Home / 8,210.76-11,330.46-4,673.58

Finding the Fourth Proportional to 8,210.76, 11,330.46 and 4,673.58

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Solution

The fourth proportional to 8,210.76, 11,330.46 and 4,673.58 is: 6,449.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.76 : 11,330.46 = 4,673.58 : x
  2. Step 2: Convert to fraction form
    8,210.76/11,330.46 = 4,673.58/x
  3. Step 3: Cross multiply
    8,210.76x = 11,330.46 × 4,673.58
  4. Step 4: Simplify right side
    8,210.76x = 52,953,811.25
  5. Step 5: Solve for x
    x = 52,953,811.25/8,210.76
  6. Step 6: Final answer
    x = 6,449.32

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Half scale
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Double scale
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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.