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Finding the Fourth Proportional to 8,980.53, 13,472.94 and 4,527.26

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Solution

The fourth proportional to 8,980.53, 13,472.94 and 4,527.26 is: 6,791.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.53 : 13,472.94 = 4,527.26 : x
  2. Step 2: Convert to fraction form
    8,980.53/13,472.94 = 4,527.26/x
  3. Step 3: Cross multiply
    8,980.53x = 13,472.94 × 4,527.26
  4. Step 4: Simplify right side
    8,980.53x = 60,995,434.98
  5. Step 5: Solve for x
    x = 60,995,434.98/8,980.53
  6. Step 6: Final answer
    x = 6,791.96

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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.