Home / 2,358.52-3,538.38-1,385.44

Finding the Fourth Proportional to 2,358.52, 3,538.38 and 1,385.44

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Solution

The fourth proportional to 2,358.52, 3,538.38 and 1,385.44 is: 2,078.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.52 : 3,538.38 = 1,385.44 : x
  2. Step 2: Convert to fraction form
    2,358.52/3,538.38 = 1,385.44/x
  3. Step 3: Cross multiply
    2,358.52x = 3,538.38 × 1,385.44
  4. Step 4: Simplify right side
    2,358.52x = 4,902,213.19
  5. Step 5: Solve for x
    x = 4,902,213.19/2,358.52
  6. Step 6: Final answer
    x = 2,078.51

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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.