Home / 2,338.24-3,508.68-1,242.16

Finding the Fourth Proportional to 2,338.24, 3,508.68 and 1,242.16

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Solution

The fourth proportional to 2,338.24, 3,508.68 and 1,242.16 is: 1,863.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.24 : 3,508.68 = 1,242.16 : x
  2. Step 2: Convert to fraction form
    2,338.24/3,508.68 = 1,242.16/x
  3. Step 3: Cross multiply
    2,338.24x = 3,508.68 × 1,242.16
  4. Step 4: Simplify right side
    2,338.24x = 4,358,341.95
  5. Step 5: Solve for x
    x = 4,358,341.95/2,338.24
  6. Step 6: Final answer
    x = 1,863.94

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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.