Home / 2,394.20-3,590.67-1,095.38

Finding the Fourth Proportional to 2,394.20, 3,590.67 and 1,095.38

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Solution

The fourth proportional to 2,394.20, 3,590.67 and 1,095.38 is: 1,642.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,394.20 : 3,590.67 = 1,095.38 : x
  2. Step 2: Convert to fraction form
    2,394.20/3,590.67 = 1,095.38/x
  3. Step 3: Cross multiply
    2,394.20x = 3,590.67 × 1,095.38
  4. Step 4: Simplify right side
    2,394.20x = 3,933,148.10
  5. Step 5: Solve for x
    x = 3,933,148.10/2,394.20
  6. Step 6: Final answer
    x = 1,642.78

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Why These Related Problems?

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