Home / 3,440.43-4,737.16-2,687.25

Finding the Fourth Proportional to 3,440.43, 4,737.16 and 2,687.25

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Solution

The fourth proportional to 3,440.43, 4,737.16 and 2,687.25 is: 3,700.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.43 : 4,737.16 = 2,687.25 : x
  2. Step 2: Convert to fraction form
    3,440.43/4,737.16 = 2,687.25/x
  3. Step 3: Cross multiply
    3,440.43x = 4,737.16 × 2,687.25
  4. Step 4: Simplify right side
    3,440.43x = 12,729,926.49
  5. Step 5: Solve for x
    x = 12,729,926.49/3,440.43
  6. Step 6: Final answer
    x = 3,700.10

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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.