Home / 3,768.29-5,652.71-1,269.49

Finding the Fourth Proportional to 3,768.29, 5,652.71 and 1,269.49

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Solution

The fourth proportional to 3,768.29, 5,652.71 and 1,269.49 is: 1,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.29 : 5,652.71 = 1,269.49 : x
  2. Step 2: Convert to fraction form
    3,768.29/5,652.71 = 1,269.49/x
  3. Step 3: Cross multiply
    3,768.29x = 5,652.71 × 1,269.49
  4. Step 4: Simplify right side
    3,768.29x = 7,176,041.37
  5. Step 5: Solve for x
    x = 7,176,041.37/3,768.29
  6. Step 6: Final answer
    x = 1,904.33

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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.