Home / 3,727.02-5,142.50-2,400.54

Finding the Fourth Proportional to 3,727.02, 5,142.50 and 2,400.54

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Solution

The fourth proportional to 3,727.02, 5,142.50 and 2,400.54 is: 3,312.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.02 : 5,142.50 = 2,400.54 : x
  2. Step 2: Convert to fraction form
    3,727.02/5,142.50 = 2,400.54/x
  3. Step 3: Cross multiply
    3,727.02x = 5,142.50 × 2,400.54
  4. Step 4: Simplify right side
    3,727.02x = 12,344,776.95
  5. Step 5: Solve for x
    x = 12,344,776.95/3,727.02
  6. Step 6: Final answer
    x = 3,312.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.