Home / 1,859.13-2,565.51-1,073.43

Finding the Fourth Proportional to 1,859.13, 2,565.51 and 1,073.43

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Solution

The fourth proportional to 1,859.13, 2,565.51 and 1,073.43 is: 1,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.13 : 2,565.51 = 1,073.43 : x
  2. Step 2: Convert to fraction form
    1,859.13/2,565.51 = 1,073.43/x
  3. Step 3: Cross multiply
    1,859.13x = 2,565.51 × 1,073.43
  4. Step 4: Simplify right side
    1,859.13x = 2,753,904.50
  5. Step 5: Solve for x
    x = 2,753,904.50/1,859.13
  6. Step 6: Final answer
    x = 1,481.28

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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.