Home / 7,182.03-10,753.47-3,711.99

Finding the Fourth Proportional to 7,182.03, 10,753.47 and 3,711.99

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Solution

The fourth proportional to 7,182.03, 10,753.47 and 3,711.99 is: 5,557.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.03 : 10,753.47 = 3,711.99 : x
  2. Step 2: Convert to fraction form
    7,182.03/10,753.47 = 3,711.99/x
  3. Step 3: Cross multiply
    7,182.03x = 10,753.47 × 3,711.99
  4. Step 4: Simplify right side
    7,182.03x = 39,916,773.11
  5. Step 5: Solve for x
    x = 39,916,773.11/7,182.03
  6. Step 6: Final answer
    x = 5,557.87

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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.