Home / 2,248.80-3,366.20-2,057.40

Finding the Fourth Proportional to 2,248.80, 3,366.20 and 2,057.40

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Solution

The fourth proportional to 2,248.80, 3,366.20 and 2,057.40 is: 3,079.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.80 : 3,366.20 = 2,057.40 : x
  2. Step 2: Convert to fraction form
    2,248.80/3,366.20 = 2,057.40/x
  3. Step 3: Cross multiply
    2,248.80x = 3,366.20 × 2,057.40
  4. Step 4: Simplify right side
    2,248.80x = 6,925,619.88
  5. Step 5: Solve for x
    x = 6,925,619.88/2,248.80
  6. Step 6: Final answer
    x = 3,079.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.