Home / 8,724.86-13,085.35-2,484.76

Finding the Fourth Proportional to 8,724.86, 13,085.35 and 2,484.76

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Solution

The fourth proportional to 8,724.86, 13,085.35 and 2,484.76 is: 3,726.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724.86 : 13,085.35 = 2,484.76 : x
  2. Step 2: Convert to fraction form
    8,724.86/13,085.35 = 2,484.76/x
  3. Step 3: Cross multiply
    8,724.86x = 13,085.35 × 2,484.76
  4. Step 4: Simplify right side
    8,724.86x = 32,513,876.42
  5. Step 5: Solve for x
    x = 32,513,876.42/8,724.86
  6. Step 6: Final answer
    x = 3,726.58

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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.