Home / 2,031.39-3,047.09-732.56

Finding the Fourth Proportional to 2,031.39, 3,047.09 and 732.56

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Solution

The fourth proportional to 2,031.39, 3,047.09 and 732.56 is: 1,098.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.39 : 3,047.09 = 732.56 : x
  2. Step 2: Convert to fraction form
    2,031.39/3,047.09 = 732.56/x
  3. Step 3: Cross multiply
    2,031.39x = 3,047.09 × 732.56
  4. Step 4: Simplify right side
    2,031.39x = 2,232,157.35
  5. Step 5: Solve for x
    x = 2,232,157.35/2,031.39
  6. Step 6: Final answer
    x = 1,098.83

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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.