Home / 3,844.18-5,302.80-2,663.20

Finding the Fourth Proportional to 3,844.18, 5,302.80 and 2,663.20

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Solution

The fourth proportional to 3,844.18, 5,302.80 and 2,663.20 is: 3,673.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.18 : 5,302.80 = 2,663.20 : x
  2. Step 2: Convert to fraction form
    3,844.18/5,302.80 = 2,663.20/x
  3. Step 3: Cross multiply
    3,844.18x = 5,302.80 × 2,663.20
  4. Step 4: Simplify right side
    3,844.18x = 14,122,416.96
  5. Step 5: Solve for x
    x = 14,122,416.96/3,844.18
  6. Step 6: Final answer
    x = 3,673.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.