Home / 9,082.32-13,626-3,160.80

Finding the Fourth Proportional to 9,082.32, 13,626 and 3,160.80

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Solution

The fourth proportional to 9,082.32, 13,626 and 3,160.80 is: 4,742.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.32 : 13,626 = 3,160.80 : x
  2. Step 2: Convert to fraction form
    9,082.32/13,626 = 3,160.80/x
  3. Step 3: Cross multiply
    9,082.32x = 13,626 × 3,160.80
  4. Step 4: Simplify right side
    9,082.32x = 43,069,060.80
  5. Step 5: Solve for x
    x = 43,069,060.80/9,082.32
  6. Step 6: Final answer
    x = 4,742.08

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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.