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Finding the Fourth Proportional to 3,585.88, 4,948.30 and 2,013.96

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Solution

The fourth proportional to 3,585.88, 4,948.30 and 2,013.96 is: 2,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585.88 : 4,948.30 = 2,013.96 : x
  2. Step 2: Convert to fraction form
    3,585.88/4,948.30 = 2,013.96/x
  3. Step 3: Cross multiply
    3,585.88x = 4,948.30 × 2,013.96
  4. Step 4: Simplify right side
    3,585.88x = 9,965,678.27
  5. Step 5: Solve for x
    x = 9,965,678.27/3,585.88
  6. Step 6: Final answer
    x = 2,779.14

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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.