Home / 3,627.56-5,003.20-2,432.16

Finding the Fourth Proportional to 3,627.56, 5,003.20 and 2,432.16

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Solution

The fourth proportional to 3,627.56, 5,003.20 and 2,432.16 is: 3,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.56 : 5,003.20 = 2,432.16 : x
  2. Step 2: Convert to fraction form
    3,627.56/5,003.20 = 2,432.16/x
  3. Step 3: Cross multiply
    3,627.56x = 5,003.20 × 2,432.16
  4. Step 4: Simplify right side
    3,627.56x = 12,168,582.91
  5. Step 5: Solve for x
    x = 12,168,582.91/3,627.56
  6. Step 6: Final answer
    x = 3,354.48

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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.