Home / 10,836.92-14,955.24-6,642.76

Finding the Fourth Proportional to 10,836.92, 14,955.24 and 6,642.76

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Solution

The fourth proportional to 10,836.92, 14,955.24 and 6,642.76 is: 9,167.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,836.92 : 14,955.24 = 6,642.76 : x
  2. Step 2: Convert to fraction form
    10,836.92/14,955.24 = 6,642.76/x
  3. Step 3: Cross multiply
    10,836.92x = 14,955.24 × 6,642.76
  4. Step 4: Simplify right side
    10,836.92x = 99,344,070.06
  5. Step 5: Solve for x
    x = 99,344,070.06/10,836.92
  6. Step 6: Final answer
    x = 9,167.19

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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.