Home / 4,520.90-6,239.12-2,531.48

Finding the Fourth Proportional to 4,520.90, 6,239.12 and 2,531.48

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Solution

The fourth proportional to 4,520.90, 6,239.12 and 2,531.48 is: 3,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.90 : 6,239.12 = 2,531.48 : x
  2. Step 2: Convert to fraction form
    4,520.90/6,239.12 = 2,531.48/x
  3. Step 3: Cross multiply
    4,520.90x = 6,239.12 × 2,531.48
  4. Step 4: Simplify right side
    4,520.90x = 15,794,207.50
  5. Step 5: Solve for x
    x = 15,794,207.50/4,520.90
  6. Step 6: Final answer
    x = 3,493.60

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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.