Home / 9,935.79-14,904.15-5,549.91

Finding the Fourth Proportional to 9,935.79, 14,904.15 and 5,549.91

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Solution

The fourth proportional to 9,935.79, 14,904.15 and 5,549.91 is: 8,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,935.79 : 14,904.15 = 5,549.91 : x
  2. Step 2: Convert to fraction form
    9,935.79/14,904.15 = 5,549.91/x
  3. Step 3: Cross multiply
    9,935.79x = 14,904.15 × 5,549.91
  4. Step 4: Simplify right side
    9,935.79x = 82,716,691.13
  5. Step 5: Solve for x
    x = 82,716,691.13/9,935.79
  6. Step 6: Final answer
    x = 8,325.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.