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Finding the Fourth Proportional to 8,737.84, 12,058.50 and 4,759.12

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Solution

The fourth proportional to 8,737.84, 12,058.50 and 4,759.12 is: 6,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737.84 : 12,058.50 = 4,759.12 : x
  2. Step 2: Convert to fraction form
    8,737.84/12,058.50 = 4,759.12/x
  3. Step 3: Cross multiply
    8,737.84x = 12,058.50 × 4,759.12
  4. Step 4: Simplify right side
    8,737.84x = 57,387,848.52
  5. Step 5: Solve for x
    x = 57,387,848.52/8,737.84
  6. Step 6: Final answer
    x = 6,567.74

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1.5x scale

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.