Home / 8,834.62-13,243.28-4,220.86

Finding the Fourth Proportional to 8,834.62, 13,243.28 and 4,220.86

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Solution

The fourth proportional to 8,834.62, 13,243.28 and 4,220.86 is: 6,327.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.62 : 13,243.28 = 4,220.86 : x
  2. Step 2: Convert to fraction form
    8,834.62/13,243.28 = 4,220.86/x
  3. Step 3: Cross multiply
    8,834.62x = 13,243.28 × 4,220.86
  4. Step 4: Simplify right side
    8,834.62x = 55,898,030.82
  5. Step 5: Solve for x
    x = 55,898,030.82/8,834.62
  6. Step 6: Final answer
    x = 6,327.16

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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.