Home / 8,917.02-13,367.57-4,234.14

Finding the Fourth Proportional to 8,917.02, 13,367.57 and 4,234.14

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Solution

The fourth proportional to 8,917.02, 13,367.57 and 4,234.14 is: 6,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,917.02 : 13,367.57 = 4,234.14 : x
  2. Step 2: Convert to fraction form
    8,917.02/13,367.57 = 4,234.14/x
  3. Step 3: Cross multiply
    8,917.02x = 13,367.57 × 4,234.14
  4. Step 4: Simplify right side
    8,917.02x = 56,600,141.67
  5. Step 5: Solve for x
    x = 56,600,141.67/8,917.02
  6. Step 6: Final answer
    x = 6,347.43

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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.