Home / 11,082.43-15,295.23-7,049.65

Finding the Fourth Proportional to 11,082.43, 15,295.23 and 7,049.65

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Solution

The fourth proportional to 11,082.43, 15,295.23 and 7,049.65 is: 9,729.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.43 : 15,295.23 = 7,049.65 : x
  2. Step 2: Convert to fraction form
    11,082.43/15,295.23 = 7,049.65/x
  3. Step 3: Cross multiply
    11,082.43x = 15,295.23 × 7,049.65
  4. Step 4: Simplify right side
    11,082.43x = 107,826,018.17
  5. Step 5: Solve for x
    x = 107,826,018.17/11,082.43
  6. Step 6: Final answer
    x = 9,729.46

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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.