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Finding the Fourth Proportional to 6,051.30, 9,076.95 and 5,613.90

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Solution

The fourth proportional to 6,051.30, 9,076.95 and 5,613.90 is: 8,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,051.30 : 9,076.95 = 5,613.90 : x
  2. Step 2: Convert to fraction form
    6,051.30/9,076.95 = 5,613.90/x
  3. Step 3: Cross multiply
    6,051.30x = 9,076.95 × 5,613.90
  4. Step 4: Simplify right side
    6,051.30x = 50,957,089.61
  5. Step 5: Solve for x
    x = 50,957,089.61/6,051.30
  6. Step 6: Final answer
    x = 8,420.85

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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.