Home / 7,248.36-10,868.76-3,545.04

Finding the Fourth Proportional to 7,248.36, 10,868.76 and 3,545.04

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Solution

The fourth proportional to 7,248.36, 10,868.76 and 3,545.04 is: 5,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248.36 : 10,868.76 = 3,545.04 : x
  2. Step 2: Convert to fraction form
    7,248.36/10,868.76 = 3,545.04/x
  3. Step 3: Cross multiply
    7,248.36x = 10,868.76 × 3,545.04
  4. Step 4: Simplify right side
    7,248.36x = 38,530,188.95
  5. Step 5: Solve for x
    x = 38,530,188.95/7,248.36
  6. Step 6: Final answer
    x = 5,315.71

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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.