Home / 2,243.40-3,095.04-1,358.88

Finding the Fourth Proportional to 2,243.40, 3,095.04 and 1,358.88

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Solution

The fourth proportional to 2,243.40, 3,095.04 and 1,358.88 is: 1,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243.40 : 3,095.04 = 1,358.88 : x
  2. Step 2: Convert to fraction form
    2,243.40/3,095.04 = 1,358.88/x
  3. Step 3: Cross multiply
    2,243.40x = 3,095.04 × 1,358.88
  4. Step 4: Simplify right side
    2,243.40x = 4,205,781.44
  5. Step 5: Solve for x
    x = 4,205,781.44/2,243.40
  6. Step 6: Final answer
    x = 1,874.74

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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.