Home / 3,302.18-4,557.42-1,976.61

Finding the Fourth Proportional to 3,302.18, 4,557.42 and 1,976.61

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Solution

The fourth proportional to 3,302.18, 4,557.42 and 1,976.61 is: 2,727.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.18 : 4,557.42 = 1,976.61 : x
  2. Step 2: Convert to fraction form
    3,302.18/4,557.42 = 1,976.61/x
  3. Step 3: Cross multiply
    3,302.18x = 4,557.42 × 1,976.61
  4. Step 4: Simplify right side
    3,302.18x = 9,008,241.95
  5. Step 5: Solve for x
    x = 9,008,241.95/3,302.18
  6. Step 6: Final answer
    x = 2,727.97

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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.