Home / 7,545.88-11,318.83-2,615.52

Finding the Fourth Proportional to 7,545.88, 11,318.83 and 2,615.52

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Solution

The fourth proportional to 7,545.88, 11,318.83 and 2,615.52 is: 3,923.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.88 : 11,318.83 = 2,615.52 : x
  2. Step 2: Convert to fraction form
    7,545.88/11,318.83 = 2,615.52/x
  3. Step 3: Cross multiply
    7,545.88x = 11,318.83 × 2,615.52
  4. Step 4: Simplify right side
    7,545.88x = 29,604,626.24
  5. Step 5: Solve for x
    x = 29,604,626.24/7,545.88
  6. Step 6: Final answer
    x = 3,923.28

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1.5x scale

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.