Home / 9,082.29-12,533.15-5,305.80

Finding the Fourth Proportional to 9,082.29, 12,533.15 and 5,305.80

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Solution

The fourth proportional to 9,082.29, 12,533.15 and 5,305.80 is: 7,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,082.29 : 12,533.15 = 5,305.80 : x
  2. Step 2: Convert to fraction form
    9,082.29/12,533.15 = 5,305.80/x
  3. Step 3: Cross multiply
    9,082.29x = 12,533.15 × 5,305.80
  4. Step 4: Simplify right side
    9,082.29x = 66,498,387.27
  5. Step 5: Solve for x
    x = 66,498,387.27/9,082.29
  6. Step 6: Final answer
    x = 7,321.77

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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.