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Finding the Fourth Proportional to 2,387.46, 3,550.92 and 2,361.54

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Solution

The fourth proportional to 2,387.46, 3,550.92 and 2,361.54 is: 3,512.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387.46 : 3,550.92 = 2,361.54 : x
  2. Step 2: Convert to fraction form
    2,387.46/3,550.92 = 2,361.54/x
  3. Step 3: Cross multiply
    2,387.46x = 3,550.92 × 2,361.54
  4. Step 4: Simplify right side
    2,387.46x = 8,385,639.62
  5. Step 5: Solve for x
    x = 8,385,639.62/2,387.46
  6. Step 6: Final answer
    x = 3,512.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.