Home / 7,472.72-11,206.55-2,541.04

Finding the Fourth Proportional to 7,472.72, 11,206.55 and 2,541.04

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Solution

The fourth proportional to 7,472.72, 11,206.55 and 2,541.04 is: 3,810.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,472.72 : 11,206.55 = 2,541.04 : x
  2. Step 2: Convert to fraction form
    7,472.72/11,206.55 = 2,541.04/x
  3. Step 3: Cross multiply
    7,472.72x = 11,206.55 × 2,541.04
  4. Step 4: Simplify right side
    7,472.72x = 28,476,270.15
  5. Step 5: Solve for x
    x = 28,476,270.15/7,472.72
  6. Step 6: Final answer
    x = 3,810.70

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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.