Home / 2,512.29-3,787.70-2,342.91

Finding the Fourth Proportional to 2,512.29, 3,787.70 and 2,342.91

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Solution

The fourth proportional to 2,512.29, 3,787.70 and 2,342.91 is: 3,532.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.29 : 3,787.70 = 2,342.91 : x
  2. Step 2: Convert to fraction form
    2,512.29/3,787.70 = 2,342.91/x
  3. Step 3: Cross multiply
    2,512.29x = 3,787.70 × 2,342.91
  4. Step 4: Simplify right side
    2,512.29x = 8,874,240.21
  5. Step 5: Solve for x
    x = 8,874,240.21/2,512.29
  6. Step 6: Final answer
    x = 3,532.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.