Home / 7,126.12-10,663.26-5,881.96

Finding the Fourth Proportional to 7,126.12, 10,663.26 and 5,881.96

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Solution

The fourth proportional to 7,126.12, 10,663.26 and 5,881.96 is: 8,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.12 : 10,663.26 = 5,881.96 : x
  2. Step 2: Convert to fraction form
    7,126.12/10,663.26 = 5,881.96/x
  3. Step 3: Cross multiply
    7,126.12x = 10,663.26 × 5,881.96
  4. Step 4: Simplify right side
    7,126.12x = 62,720,868.79
  5. Step 5: Solve for x
    x = 62,720,868.79/7,126.12
  6. Step 6: Final answer
    x = 8,801.55

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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.