Home / 2,565.44-3,540.12-1,446.32

Finding the Fourth Proportional to 2,565.44, 3,540.12 and 1,446.32

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Solution

The fourth proportional to 2,565.44, 3,540.12 and 1,446.32 is: 1,995.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.44 : 3,540.12 = 1,446.32 : x
  2. Step 2: Convert to fraction form
    2,565.44/3,540.12 = 1,446.32/x
  3. Step 3: Cross multiply
    2,565.44x = 3,540.12 × 1,446.32
  4. Step 4: Simplify right side
    2,565.44x = 5,120,146.36
  5. Step 5: Solve for x
    x = 5,120,146.36/2,565.44
  6. Step 6: Final answer
    x = 1,995.82

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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.