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Finding the Fourth Proportional to 8,377.10, 12,567.47 and 2,454.47

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Solution

The fourth proportional to 8,377.10, 12,567.47 and 2,454.47 is: 3,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,377.10 : 12,567.47 = 2,454.47 : x
  2. Step 2: Convert to fraction form
    8,377.10/12,567.47 = 2,454.47/x
  3. Step 3: Cross multiply
    8,377.10x = 12,567.47 × 2,454.47
  4. Step 4: Simplify right side
    8,377.10x = 30,846,478.09
  5. Step 5: Solve for x
    x = 30,846,478.09/8,377.10
  6. Step 6: Final answer
    x = 3,682.24

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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.