Home / 7,250.24-10,876.72-2,318.55

Finding the Fourth Proportional to 7,250.24, 10,876.72 and 2,318.55

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Solution

The fourth proportional to 7,250.24, 10,876.72 and 2,318.55 is: 3,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.24 : 10,876.72 = 2,318.55 : x
  2. Step 2: Convert to fraction form
    7,250.24/10,876.72 = 2,318.55/x
  3. Step 3: Cross multiply
    7,250.24x = 10,876.72 × 2,318.55
  4. Step 4: Simplify right side
    7,250.24x = 25,218,219.16
  5. Step 5: Solve for x
    x = 25,218,219.16/7,250.24
  6. Step 6: Final answer
    x = 3,478.26

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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.