Home / 3,068.40-4,237.20-2,233.92

Finding the Fourth Proportional to 3,068.40, 4,237.20 and 2,233.92

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Solution

The fourth proportional to 3,068.40, 4,237.20 and 2,233.92 is: 3,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068.40 : 4,237.20 = 2,233.92 : x
  2. Step 2: Convert to fraction form
    3,068.40/4,237.20 = 2,233.92/x
  3. Step 3: Cross multiply
    3,068.40x = 4,237.20 × 2,233.92
  4. Step 4: Simplify right side
    3,068.40x = 9,465,565.82
  5. Step 5: Solve for x
    x = 9,465,565.82/3,068.40
  6. Step 6: Final answer
    x = 3,084.85

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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.