Home / 8,753.77-13,122.06-3,487.02

Finding the Fourth Proportional to 8,753.77, 13,122.06 and 3,487.02

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Solution

The fourth proportional to 8,753.77, 13,122.06 and 3,487.02 is: 5,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.77 : 13,122.06 = 3,487.02 : x
  2. Step 2: Convert to fraction form
    8,753.77/13,122.06 = 3,487.02/x
  3. Step 3: Cross multiply
    8,753.77x = 13,122.06 × 3,487.02
  4. Step 4: Simplify right side
    8,753.77x = 45,756,885.66
  5. Step 5: Solve for x
    x = 45,756,885.66/8,753.77
  6. Step 6: Final answer
    x = 5,227.11

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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.