Home / 10,539.32-15,811.00-4,695.91

Finding the Fourth Proportional to 10,539.32, 15,811.00 and 4,695.91

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Solution

The fourth proportional to 10,539.32, 15,811.00 and 4,695.91 is: 7,044.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.32 : 15,811.00 = 4,695.91 : x
  2. Step 2: Convert to fraction form
    10,539.32/15,811.00 = 4,695.91/x
  3. Step 3: Cross multiply
    10,539.32x = 15,811.00 × 4,695.91
  4. Step 4: Simplify right side
    10,539.32x = 74,246,981.74
  5. Step 5: Solve for x
    x = 74,246,981.74/10,539.32
  6. Step 6: Final answer
    x = 7,044.76

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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.