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Finding the Fourth Proportional to 8,366.53, 12,548.64 and 5,860.12

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Solution

The fourth proportional to 8,366.53, 12,548.64 and 5,860.12 is: 8,789.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.53 : 12,548.64 = 5,860.12 : x
  2. Step 2: Convert to fraction form
    8,366.53/12,548.64 = 5,860.12/x
  3. Step 3: Cross multiply
    8,366.53x = 12,548.64 × 5,860.12
  4. Step 4: Simplify right side
    8,366.53x = 73,536,473.49
  5. Step 5: Solve for x
    x = 73,536,473.49/8,366.53
  6. Step 6: Final answer
    x = 8,789.37

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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.