Home / 2,425.57-3,638.67-1,193.02

Finding the Fourth Proportional to 2,425.57, 3,638.67 and 1,193.02

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Solution

The fourth proportional to 2,425.57, 3,638.67 and 1,193.02 is: 1,789.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.57 : 3,638.67 = 1,193.02 : x
  2. Step 2: Convert to fraction form
    2,425.57/3,638.67 = 1,193.02/x
  3. Step 3: Cross multiply
    2,425.57x = 3,638.67 × 1,193.02
  4. Step 4: Simplify right side
    2,425.57x = 4,341,006.08
  5. Step 5: Solve for x
    x = 4,341,006.08/2,425.57
  6. Step 6: Final answer
    x = 1,789.68

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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.