Home / 6,458.85-9,692.37-2,761.11

Finding the Fourth Proportional to 6,458.85, 9,692.37 and 2,761.11

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Solution

The fourth proportional to 6,458.85, 9,692.37 and 2,761.11 is: 4,143.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,458.85 : 9,692.37 = 2,761.11 : x
  2. Step 2: Convert to fraction form
    6,458.85/9,692.37 = 2,761.11/x
  3. Step 3: Cross multiply
    6,458.85x = 9,692.37 × 2,761.11
  4. Step 4: Simplify right side
    6,458.85x = 26,761,699.73
  5. Step 5: Solve for x
    x = 26,761,699.73/6,458.85
  6. Step 6: Final answer
    x = 4,143.42

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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.