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Finding the Fourth Proportional to 8,024.62, 12,038.90 and 2,759.71

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Solution

The fourth proportional to 8,024.62, 12,038.90 and 2,759.71 is: 4,140.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024.62 : 12,038.90 = 2,759.71 : x
  2. Step 2: Convert to fraction form
    8,024.62/12,038.90 = 2,759.71/x
  3. Step 3: Cross multiply
    8,024.62x = 12,038.90 × 2,759.71
  4. Step 4: Simplify right side
    8,024.62x = 33,223,872.72
  5. Step 5: Solve for x
    x = 33,223,872.72/8,024.62
  6. Step 6: Final answer
    x = 4,140.24

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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.