Home / 10,574.30-15,862.12-3,553.76

Finding the Fourth Proportional to 10,574.30, 15,862.12 and 3,553.76

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Solution

The fourth proportional to 10,574.30, 15,862.12 and 3,553.76 is: 5,330.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.30 : 15,862.12 = 3,553.76 : x
  2. Step 2: Convert to fraction form
    10,574.30/15,862.12 = 3,553.76/x
  3. Step 3: Cross multiply
    10,574.30x = 15,862.12 × 3,553.76
  4. Step 4: Simplify right side
    10,574.30x = 56,370,167.57
  5. Step 5: Solve for x
    x = 56,370,167.57/10,574.30
  6. Step 6: Final answer
    x = 5,330.87

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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.