Home / 7,488.28-11,232.42-2,294.16

Finding the Fourth Proportional to 7,488.28, 11,232.42 and 2,294.16

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Solution

The fourth proportional to 7,488.28, 11,232.42 and 2,294.16 is: 3,441.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.28 : 11,232.42 = 2,294.16 : x
  2. Step 2: Convert to fraction form
    7,488.28/11,232.42 = 2,294.16/x
  3. Step 3: Cross multiply
    7,488.28x = 11,232.42 × 2,294.16
  4. Step 4: Simplify right side
    7,488.28x = 25,768,930.85
  5. Step 5: Solve for x
    x = 25,768,930.85/7,488.28
  6. Step 6: Final answer
    x = 3,441.23

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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.