Home / 3,727.46-5,143.02-2,401.50

Finding the Fourth Proportional to 3,727.46, 5,143.02 and 2,401.50

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Solution

The fourth proportional to 3,727.46, 5,143.02 and 2,401.50 is: 3,313.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,727.46 : 5,143.02 = 2,401.50 : x
  2. Step 2: Convert to fraction form
    3,727.46/5,143.02 = 2,401.50/x
  3. Step 3: Cross multiply
    3,727.46x = 5,143.02 × 2,401.50
  4. Step 4: Simplify right side
    3,727.46x = 12,350,962.53
  5. Step 5: Solve for x
    x = 12,350,962.53/3,727.46
  6. Step 6: Final answer
    x = 3,313.51

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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.