Home / 9,122.90-13,695.66-5,993.12

Finding the Fourth Proportional to 9,122.90, 13,695.66 and 5,993.12

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Solution

The fourth proportional to 9,122.90, 13,695.66 and 5,993.12 is: 8,997.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.90 : 13,695.66 = 5,993.12 : x
  2. Step 2: Convert to fraction form
    9,122.90/13,695.66 = 5,993.12/x
  3. Step 3: Cross multiply
    9,122.90x = 13,695.66 × 5,993.12
  4. Step 4: Simplify right side
    9,122.90x = 82,079,733.86
  5. Step 5: Solve for x
    x = 82,079,733.86/9,122.90
  6. Step 6: Final answer
    x = 8,997.11

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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.