Home / 10,266.68-15,400.99-2,871.14

Finding the Fourth Proportional to 10,266.68, 15,400.99 and 2,871.14

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Solution

The fourth proportional to 10,266.68, 15,400.99 and 2,871.14 is: 4,306.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,266.68 : 15,400.99 = 2,871.14 : x
  2. Step 2: Convert to fraction form
    10,266.68/15,400.99 = 2,871.14/x
  3. Step 3: Cross multiply
    10,266.68x = 15,400.99 × 2,871.14
  4. Step 4: Simplify right side
    10,266.68x = 44,218,367.10
  5. Step 5: Solve for x
    x = 44,218,367.10/10,266.68
  6. Step 6: Final answer
    x = 4,306.98

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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.