Home / 9,002.55-13,497.42-3,451.20

Finding the Fourth Proportional to 9,002.55, 13,497.42 and 3,451.20

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Solution

The fourth proportional to 9,002.55, 13,497.42 and 3,451.20 is: 5,174.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002.55 : 13,497.42 = 3,451.20 : x
  2. Step 2: Convert to fraction form
    9,002.55/13,497.42 = 3,451.20/x
  3. Step 3: Cross multiply
    9,002.55x = 13,497.42 × 3,451.20
  4. Step 4: Simplify right side
    9,002.55x = 46,582,295.90
  5. Step 5: Solve for x
    x = 46,582,295.90/9,002.55
  6. Step 6: Final answer
    x = 5,174.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.