Home / 7,471.32-11,204.66-2,472.72

Finding the Fourth Proportional to 7,471.32, 11,204.66 and 2,472.72

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Solution

The fourth proportional to 7,471.32, 11,204.66 and 2,472.72 is: 3,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.32 : 11,204.66 = 2,472.72 : x
  2. Step 2: Convert to fraction form
    7,471.32/11,204.66 = 2,472.72/x
  3. Step 3: Cross multiply
    7,471.32x = 11,204.66 × 2,472.72
  4. Step 4: Simplify right side
    7,471.32x = 27,705,986.88
  5. Step 5: Solve for x
    x = 27,705,986.88/7,471.32
  6. Step 6: Final answer
    x = 3,708.31

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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.