Home / 7,765.18-11,649.50-2,834.82

Finding the Fourth Proportional to 7,765.18, 11,649.50 and 2,834.82

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Solution

The fourth proportional to 7,765.18, 11,649.50 and 2,834.82 is: 4,252.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765.18 : 11,649.50 = 2,834.82 : x
  2. Step 2: Convert to fraction form
    7,765.18/11,649.50 = 2,834.82/x
  3. Step 3: Cross multiply
    7,765.18x = 11,649.50 × 2,834.82
  4. Step 4: Simplify right side
    7,765.18x = 33,024,242.68
  5. Step 5: Solve for x
    x = 33,024,242.68/7,765.18
  6. Step 6: Final answer
    x = 4,252.86

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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.