Home / 10,065.71-15,098.76-3,492.11

Finding the Fourth Proportional to 10,065.71, 15,098.76 and 3,492.11

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Solution

The fourth proportional to 10,065.71, 15,098.76 and 3,492.11 is: 5,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.71 : 15,098.76 = 3,492.11 : x
  2. Step 2: Convert to fraction form
    10,065.71/15,098.76 = 3,492.11/x
  3. Step 3: Cross multiply
    10,065.71x = 15,098.76 × 3,492.11
  4. Step 4: Simplify right side
    10,065.71x = 52,726,530.78
  5. Step 5: Solve for x
    x = 52,726,530.78/10,065.71
  6. Step 6: Final answer
    x = 5,238.23

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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.