Home / 3,768.38-5,652.85-1,269.58

Finding the Fourth Proportional to 3,768.38, 5,652.85 and 1,269.58

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Solution

The fourth proportional to 3,768.38, 5,652.85 and 1,269.58 is: 1,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.38 : 5,652.85 = 1,269.58 : x
  2. Step 2: Convert to fraction form
    3,768.38/5,652.85 = 1,269.58/x
  3. Step 3: Cross multiply
    3,768.38x = 5,652.85 × 1,269.58
  4. Step 4: Simplify right side
    3,768.38x = 7,176,749.85
  5. Step 5: Solve for x
    x = 7,176,749.85/3,768.38
  6. Step 6: Final answer
    x = 1,904.47

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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.