Home / 10,658.40-15,986.33-3,267.96

Finding the Fourth Proportional to 10,658.40, 15,986.33 and 3,267.96

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Solution

The fourth proportional to 10,658.40, 15,986.33 and 3,267.96 is: 4,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,658.40 : 15,986.33 = 3,267.96 : x
  2. Step 2: Convert to fraction form
    10,658.40/15,986.33 = 3,267.96/x
  3. Step 3: Cross multiply
    10,658.40x = 15,986.33 × 3,267.96
  4. Step 4: Simplify right side
    10,658.40x = 52,242,622.95
  5. Step 5: Solve for x
    x = 52,242,622.95/10,658.40
  6. Step 6: Final answer
    x = 4,901.55

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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.