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Finding the Fourth Proportional to 2,030.80, 3,046.20 and 732.38

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Solution

The fourth proportional to 2,030.80, 3,046.20 and 732.38 is: 1,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,030.80 : 3,046.20 = 732.38 : x
  2. Step 2: Convert to fraction form
    2,030.80/3,046.20 = 732.38/x
  3. Step 3: Cross multiply
    2,030.80x = 3,046.20 × 732.38
  4. Step 4: Simplify right side
    2,030.80x = 2,230,975.96
  5. Step 5: Solve for x
    x = 2,230,975.96/2,030.80
  6. Step 6: Final answer
    x = 1,098.57

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Similar ratio
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1.5x scale

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.