Home / 3,306.18-4,562.37-1,909.38

Finding the Fourth Proportional to 3,306.18, 4,562.37 and 1,909.38

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Solution

The fourth proportional to 3,306.18, 4,562.37 and 1,909.38 is: 2,634.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.18 : 4,562.37 = 1,909.38 : x
  2. Step 2: Convert to fraction form
    3,306.18/4,562.37 = 1,909.38/x
  3. Step 3: Cross multiply
    3,306.18x = 4,562.37 × 1,909.38
  4. Step 4: Simplify right side
    3,306.18x = 8,711,298.03
  5. Step 5: Solve for x
    x = 8,711,298.03/3,306.18
  6. Step 6: Final answer
    x = 2,634.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.