Home / 11,932.77-17,871.90-5,697.17

Finding the Fourth Proportional to 11,932.77, 17,871.90 and 5,697.17

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Solution

The fourth proportional to 11,932.77, 17,871.90 and 5,697.17 is: 8,532.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.77 : 17,871.90 = 5,697.17 : x
  2. Step 2: Convert to fraction form
    11,932.77/17,871.90 = 5,697.17/x
  3. Step 3: Cross multiply
    11,932.77x = 17,871.90 × 5,697.17
  4. Step 4: Simplify right side
    11,932.77x = 101,819,252.52
  5. Step 5: Solve for x
    x = 101,819,252.52/11,932.77
  6. Step 6: Final answer
    x = 8,532.74

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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.