Home / 5,149.02-7,723.60-2,374.92

Finding the Fourth Proportional to 5,149.02, 7,723.60 and 2,374.92

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Solution

The fourth proportional to 5,149.02, 7,723.60 and 2,374.92 is: 3,562.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.02 : 7,723.60 = 2,374.92 : x
  2. Step 2: Convert to fraction form
    5,149.02/7,723.60 = 2,374.92/x
  3. Step 3: Cross multiply
    5,149.02x = 7,723.60 × 2,374.92
  4. Step 4: Simplify right side
    5,149.02x = 18,342,939.53
  5. Step 5: Solve for x
    x = 18,342,939.53/5,149.02
  6. Step 6: Final answer
    x = 3,562.42

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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.