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Finding the Fourth Proportional to 8,753.80, 12,073.86 and 6,197.48

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Solution

The fourth proportional to 8,753.80, 12,073.86 and 6,197.48 is: 8,548.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.80 : 12,073.86 = 6,197.48 : x
  2. Step 2: Convert to fraction form
    8,753.80/12,073.86 = 6,197.48/x
  3. Step 3: Cross multiply
    8,753.80x = 12,073.86 × 6,197.48
  4. Step 4: Simplify right side
    8,753.80x = 74,827,505.87
  5. Step 5: Solve for x
    x = 74,827,505.87/8,753.80
  6. Step 6: Final answer
    x = 8,548.00

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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.