Home / 7,765.24-11,646.69-2,834.91

Finding the Fourth Proportional to 7,765.24, 11,646.69 and 2,834.91

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Solution

The fourth proportional to 7,765.24, 11,646.69 and 2,834.91 is: 4,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765.24 : 11,646.69 = 2,834.91 : x
  2. Step 2: Convert to fraction form
    7,765.24/11,646.69 = 2,834.91/x
  3. Step 3: Cross multiply
    7,765.24x = 11,646.69 × 2,834.91
  4. Step 4: Simplify right side
    7,765.24x = 33,017,317.95
  5. Step 5: Solve for x
    x = 33,017,317.95/7,765.24
  6. Step 6: Final answer
    x = 4,251.94

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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.