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Finding the Fourth Proportional to 8,045.52, 12,037.92 and 5,435.52

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Solution

The fourth proportional to 8,045.52, 12,037.92 and 5,435.52 is: 8,132.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.52 : 12,037.92 = 5,435.52 : x
  2. Step 2: Convert to fraction form
    8,045.52/12,037.92 = 5,435.52/x
  3. Step 3: Cross multiply
    8,045.52x = 12,037.92 × 5,435.52
  4. Step 4: Simplify right side
    8,045.52x = 65,432,354.92
  5. Step 5: Solve for x
    x = 65,432,354.92/8,045.52
  6. Step 6: Final answer
    x = 8,132.77

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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.