Home / 9,082.16-12,532.98-5,305.52

Finding the Fourth Proportional to 9,082.16, 12,532.98 and 5,305.52

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Solution

The fourth proportional to 9,082.16, 12,532.98 and 5,305.52 is: 7,321.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.16 : 12,532.98 = 5,305.52 : x
  2. Step 2: Convert to fraction form
    9,082.16/12,532.98 = 5,305.52/x
  3. Step 3: Cross multiply
    9,082.16x = 12,532.98 × 5,305.52
  4. Step 4: Simplify right side
    9,082.16x = 66,493,976.05
  5. Step 5: Solve for x
    x = 66,493,976.05/9,082.16
  6. Step 6: Final answer
    x = 7,321.38

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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.