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Finding the Fourth Proportional to 8,753.82, 13,123.80 and 4,369.02

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Solution

The fourth proportional to 8,753.82, 13,123.80 and 4,369.02 is: 6,550.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.82 : 13,123.80 = 4,369.02 : x
  2. Step 2: Convert to fraction form
    8,753.82/13,123.80 = 4,369.02/x
  3. Step 3: Cross multiply
    8,753.82x = 13,123.80 × 4,369.02
  4. Step 4: Simplify right side
    8,753.82x = 57,338,144.68
  5. Step 5: Solve for x
    x = 57,338,144.68/8,753.82
  6. Step 6: Final answer
    x = 6,550.07

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1.5x scale

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.