Home / 4,520.25-6,238.49-2,531.30

Finding the Fourth Proportional to 4,520.25, 6,238.49 and 2,531.30

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Solution

The fourth proportional to 4,520.25, 6,238.49 and 2,531.30 is: 3,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.25 : 6,238.49 = 2,531.30 : x
  2. Step 2: Convert to fraction form
    4,520.25/6,238.49 = 2,531.30/x
  3. Step 3: Cross multiply
    4,520.25x = 6,238.49 × 2,531.30
  4. Step 4: Simplify right side
    4,520.25x = 15,791,445.89
  5. Step 5: Solve for x
    x = 15,791,445.89/4,520.25
  6. Step 6: Final answer
    x = 3,493.49

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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.