Home / 3,644.81-5,031.55-2,849.29

Finding the Fourth Proportional to 3,644.81, 5,031.55 and 2,849.29

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Solution

The fourth proportional to 3,644.81, 5,031.55 and 2,849.29 is: 3,933.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.81 : 5,031.55 = 2,849.29 : x
  2. Step 2: Convert to fraction form
    3,644.81/5,031.55 = 2,849.29/x
  3. Step 3: Cross multiply
    3,644.81x = 5,031.55 × 2,849.29
  4. Step 4: Simplify right side
    3,644.81x = 14,336,345.10
  5. Step 5: Solve for x
    x = 14,336,345.10/3,644.81
  6. Step 6: Final answer
    x = 3,933.36

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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.