Home / 10,656.39-14,718.85-7,310.28

Finding the Fourth Proportional to 10,656.39, 14,718.85 and 7,310.28

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Solution

The fourth proportional to 10,656.39, 14,718.85 and 7,310.28 is: 10,097.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.39 : 14,718.85 = 7,310.28 : x
  2. Step 2: Convert to fraction form
    10,656.39/14,718.85 = 7,310.28/x
  3. Step 3: Cross multiply
    10,656.39x = 14,718.85 × 7,310.28
  4. Step 4: Simplify right side
    10,656.39x = 107,598,858.35
  5. Step 5: Solve for x
    x = 107,598,858.35/10,656.39
  6. Step 6: Final answer
    x = 10,097.13

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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.