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Finding the Fourth Proportional to 1,859.32, 2,565.84 and 1,073.44

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Solution

The fourth proportional to 1,859.32, 2,565.84 and 1,073.44 is: 1,481.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.32 : 2,565.84 = 1,073.44 : x
  2. Step 2: Convert to fraction form
    1,859.32/2,565.84 = 1,073.44/x
  3. Step 3: Cross multiply
    1,859.32x = 2,565.84 × 1,073.44
  4. Step 4: Simplify right side
    1,859.32x = 2,754,275.29
  5. Step 5: Solve for x
    x = 2,754,275.29/1,859.32
  6. Step 6: Final answer
    x = 1,481.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.