Home / 8,342.38-12,513.30-3,962.98

Finding the Fourth Proportional to 8,342.38, 12,513.30 and 3,962.98

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Solution

The fourth proportional to 8,342.38, 12,513.30 and 3,962.98 is: 5,944.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.38 : 12,513.30 = 3,962.98 : x
  2. Step 2: Convert to fraction form
    8,342.38/12,513.30 = 3,962.98/x
  3. Step 3: Cross multiply
    8,342.38x = 12,513.30 × 3,962.98
  4. Step 4: Simplify right side
    8,342.38x = 49,589,957.63
  5. Step 5: Solve for x
    x = 49,589,957.63/8,342.38
  6. Step 6: Final answer
    x = 5,944.34

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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.