Home / 3,069.15-4,238.98-2,233.61

Finding the Fourth Proportional to 3,069.15, 4,238.98 and 2,233.61

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Solution

The fourth proportional to 3,069.15, 4,238.98 and 2,233.61 is: 3,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.15 : 4,238.98 = 2,233.61 : x
  2. Step 2: Convert to fraction form
    3,069.15/4,238.98 = 2,233.61/x
  3. Step 3: Cross multiply
    3,069.15x = 4,238.98 × 2,233.61
  4. Step 4: Simplify right side
    3,069.15x = 9,468,206.92
  5. Step 5: Solve for x
    x = 9,468,206.92/3,069.15
  6. Step 6: Final answer
    x = 3,084.96

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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.