Home / 2,031.18-3,046.77-732.65

Finding the Fourth Proportional to 2,031.18, 3,046.77 and 732.65

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Solution

The fourth proportional to 2,031.18, 3,046.77 and 732.65 is: 1,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.18 : 3,046.77 = 732.65 : x
  2. Step 2: Convert to fraction form
    2,031.18/3,046.77 = 732.65/x
  3. Step 3: Cross multiply
    2,031.18x = 3,046.77 × 732.65
  4. Step 4: Simplify right side
    2,031.18x = 2,232,200.81
  5. Step 5: Solve for x
    x = 2,232,200.81/2,031.18
  6. Step 6: Final answer
    x = 1,098.97

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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.