Home / 10,509.44-15,753.20-3,932.76

Finding the Fourth Proportional to 10,509.44, 15,753.20 and 3,932.76

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Solution

The fourth proportional to 10,509.44, 15,753.20 and 3,932.76 is: 5,895.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509.44 : 15,753.20 = 3,932.76 : x
  2. Step 2: Convert to fraction form
    10,509.44/15,753.20 = 3,932.76/x
  3. Step 3: Cross multiply
    10,509.44x = 15,753.20 × 3,932.76
  4. Step 4: Simplify right side
    10,509.44x = 61,953,554.83
  5. Step 5: Solve for x
    x = 61,953,554.83/10,509.44
  6. Step 6: Final answer
    x = 5,895.04

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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.