Home / 1,860.13-2,565.97-1,074.02

Finding the Fourth Proportional to 1,860.13, 2,565.97 and 1,074.02

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Solution

The fourth proportional to 1,860.13, 2,565.97 and 1,074.02 is: 1,481.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.13 : 2,565.97 = 1,074.02 : x
  2. Step 2: Convert to fraction form
    1,860.13/2,565.97 = 1,074.02/x
  3. Step 3: Cross multiply
    1,860.13x = 2,565.97 × 1,074.02
  4. Step 4: Simplify right side
    1,860.13x = 2,755,903.10
  5. Step 5: Solve for x
    x = 2,755,903.10/1,860.13
  6. Step 6: Final answer
    x = 1,481.56

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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.