Home / 2,298.88-3,449.36-1,145.44

Finding the Fourth Proportional to 2,298.88, 3,449.36 and 1,145.44

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Solution

The fourth proportional to 2,298.88, 3,449.36 and 1,145.44 is: 1,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.88 : 3,449.36 = 1,145.44 : x
  2. Step 2: Convert to fraction form
    2,298.88/3,449.36 = 1,145.44/x
  3. Step 3: Cross multiply
    2,298.88x = 3,449.36 × 1,145.44
  4. Step 4: Simplify right side
    2,298.88x = 3,951,034.92
  5. Step 5: Solve for x
    x = 3,951,034.92/2,298.88
  6. Step 6: Final answer
    x = 1,718.68

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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.