Home / 2,540.24-3,787.54-2,323.28

Finding the Fourth Proportional to 2,540.24, 3,787.54 and 2,323.28

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Solution

The fourth proportional to 2,540.24, 3,787.54 and 2,323.28 is: 3,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.24 : 3,787.54 = 2,323.28 : x
  2. Step 2: Convert to fraction form
    2,540.24/3,787.54 = 2,323.28/x
  3. Step 3: Cross multiply
    2,540.24x = 3,787.54 × 2,323.28
  4. Step 4: Simplify right side
    2,540.24x = 8,799,515.93
  5. Step 5: Solve for x
    x = 8,799,515.93/2,540.24
  6. Step 6: Final answer
    x = 3,464.05

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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.