Home / 9,302.28-13,953.49-2,728.57

Finding the Fourth Proportional to 9,302.28, 13,953.49 and 2,728.57

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Solution

The fourth proportional to 9,302.28, 13,953.49 and 2,728.57 is: 4,092.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,302.28 : 13,953.49 = 2,728.57 : x
  2. Step 2: Convert to fraction form
    9,302.28/13,953.49 = 2,728.57/x
  3. Step 3: Cross multiply
    9,302.28x = 13,953.49 × 2,728.57
  4. Step 4: Simplify right side
    9,302.28x = 38,073,074.21
  5. Step 5: Solve for x
    x = 38,073,074.21/9,302.28
  6. Step 6: Final answer
    x = 4,092.88

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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.