Home / 7,545.63-11,318.46-2,615.28

Finding the Fourth Proportional to 7,545.63, 11,318.46 and 2,615.28

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Solution

The fourth proportional to 7,545.63, 11,318.46 and 2,615.28 is: 3,922.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.63 : 11,318.46 = 2,615.28 : x
  2. Step 2: Convert to fraction form
    7,545.63/11,318.46 = 2,615.28/x
  3. Step 3: Cross multiply
    7,545.63x = 11,318.46 × 2,615.28
  4. Step 4: Simplify right side
    7,545.63x = 29,600,889.82
  5. Step 5: Solve for x
    x = 29,600,889.82/7,545.63
  6. Step 6: Final answer
    x = 3,922.92

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Similar ratio
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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.