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Finding the Fourth Proportional to 1,884.38, 2,826.88 and 585.59

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Solution

The fourth proportional to 1,884.38, 2,826.88 and 585.59 is: 878.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,884.38 : 2,826.88 = 585.59 : x
  2. Step 2: Convert to fraction form
    1,884.38/2,826.88 = 585.59/x
  3. Step 3: Cross multiply
    1,884.38x = 2,826.88 × 585.59
  4. Step 4: Simplify right side
    1,884.38x = 1,655,377.06
  5. Step 5: Solve for x
    x = 1,655,377.06/1,884.38
  6. Step 6: Final answer
    x = 878.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.