Home / 5,255.96-7,254.72-3,132.95

Finding the Fourth Proportional to 5,255.96, 7,254.72 and 3,132.95

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Solution

The fourth proportional to 5,255.96, 7,254.72 and 3,132.95 is: 4,324.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.96 : 7,254.72 = 3,132.95 : x
  2. Step 2: Convert to fraction form
    5,255.96/7,254.72 = 3,132.95/x
  3. Step 3: Cross multiply
    5,255.96x = 7,254.72 × 3,132.95
  4. Step 4: Simplify right side
    5,255.96x = 22,728,638.75
  5. Step 5: Solve for x
    x = 22,728,638.75/5,255.96
  6. Step 6: Final answer
    x = 4,324.36

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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.