Home / 8,950.62-13,422.48-3,401.04

Finding the Fourth Proportional to 8,950.62, 13,422.48 and 3,401.04

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Solution

The fourth proportional to 8,950.62, 13,422.48 and 3,401.04 is: 5,100.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,950.62 : 13,422.48 = 3,401.04 : x
  2. Step 2: Convert to fraction form
    8,950.62/13,422.48 = 3,401.04/x
  3. Step 3: Cross multiply
    8,950.62x = 13,422.48 × 3,401.04
  4. Step 4: Simplify right side
    8,950.62x = 45,650,391.38
  5. Step 5: Solve for x
    x = 45,650,391.38/8,950.62
  6. Step 6: Final answer
    x = 5,100.25

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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.