Home / 3,288.92-4,539.11-1,872.95

Finding the Fourth Proportional to 3,288.92, 4,539.11 and 1,872.95

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Solution

The fourth proportional to 3,288.92, 4,539.11 and 1,872.95 is: 2,584.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.92 : 4,539.11 = 1,872.95 : x
  2. Step 2: Convert to fraction form
    3,288.92/4,539.11 = 1,872.95/x
  3. Step 3: Cross multiply
    3,288.92x = 4,539.11 × 1,872.95
  4. Step 4: Simplify right side
    3,288.92x = 8,501,494.01
  5. Step 5: Solve for x
    x = 8,501,494.01/3,288.92
  6. Step 6: Final answer
    x = 2,584.89

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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.