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Finding the Fourth Proportional to 8,839.64, 13,262.52 and 4,453.52

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Solution

The fourth proportional to 8,839.64, 13,262.52 and 4,453.52 is: 6,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.64 : 13,262.52 = 4,453.52 : x
  2. Step 2: Convert to fraction form
    8,839.64/13,262.52 = 4,453.52/x
  3. Step 3: Cross multiply
    8,839.64x = 13,262.52 × 4,453.52
  4. Step 4: Simplify right side
    8,839.64x = 59,064,898.07
  5. Step 5: Solve for x
    x = 59,064,898.07/8,839.64
  6. Step 6: Final answer
    x = 6,681.82

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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.