Home / 5,360.20-7,397.04-3,002.20

Finding the Fourth Proportional to 5,360.20, 7,397.04 and 3,002.20

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Solution

The fourth proportional to 5,360.20, 7,397.04 and 3,002.20 is: 4,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.20 : 7,397.04 = 3,002.20 : x
  2. Step 2: Convert to fraction form
    5,360.20/7,397.04 = 3,002.20/x
  3. Step 3: Cross multiply
    5,360.20x = 7,397.04 × 3,002.20
  4. Step 4: Simplify right side
    5,360.20x = 22,207,393.49
  5. Step 5: Solve for x
    x = 22,207,393.49/5,360.20
  6. Step 6: Final answer
    x = 4,143.02

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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.