Home / 8,519.14-11,753.76-4,981.96

Finding the Fourth Proportional to 8,519.14, 11,753.76 and 4,981.96

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Solution

The fourth proportional to 8,519.14, 11,753.76 and 4,981.96 is: 6,873.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519.14 : 11,753.76 = 4,981.96 : x
  2. Step 2: Convert to fraction form
    8,519.14/11,753.76 = 4,981.96/x
  3. Step 3: Cross multiply
    8,519.14x = 11,753.76 × 4,981.96
  4. Step 4: Simplify right side
    8,519.14x = 58,556,762.17
  5. Step 5: Solve for x
    x = 58,556,762.17/8,519.14
  6. Step 6: Final answer
    x = 6,873.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.