Home / 1,858.68-2,565.42-1,073.18

Finding the Fourth Proportional to 1,858.68, 2,565.42 and 1,073.18

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Solution

The fourth proportional to 1,858.68, 2,565.42 and 1,073.18 is: 1,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.68 : 2,565.42 = 1,073.18 : x
  2. Step 2: Convert to fraction form
    1,858.68/2,565.42 = 1,073.18/x
  3. Step 3: Cross multiply
    1,858.68x = 2,565.42 × 1,073.18
  4. Step 4: Simplify right side
    1,858.68x = 2,753,157.44
  5. Step 5: Solve for x
    x = 2,753,157.44/1,858.68
  6. Step 6: Final answer
    x = 1,481.24

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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.