Home / 8,881.56-13,318.07-4,197.69

Finding the Fourth Proportional to 8,881.56, 13,318.07 and 4,197.69

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Solution

The fourth proportional to 8,881.56, 13,318.07 and 4,197.69 is: 6,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881.56 : 13,318.07 = 4,197.69 : x
  2. Step 2: Convert to fraction form
    8,881.56/13,318.07 = 4,197.69/x
  3. Step 3: Cross multiply
    8,881.56x = 13,318.07 × 4,197.69
  4. Step 4: Simplify right side
    8,881.56x = 55,905,108.27
  5. Step 5: Solve for x
    x = 55,905,108.27/8,881.56
  6. Step 6: Final answer
    x = 6,294.51

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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.