Home / 2,812.38-4,217.52-962.97

Finding the Fourth Proportional to 2,812.38, 4,217.52 and 962.97

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Solution

The fourth proportional to 2,812.38, 4,217.52 and 962.97 is: 1,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812.38 : 4,217.52 = 962.97 : x
  2. Step 2: Convert to fraction form
    2,812.38/4,217.52 = 962.97/x
  3. Step 3: Cross multiply
    2,812.38x = 4,217.52 × 962.97
  4. Step 4: Simplify right side
    2,812.38x = 4,061,345.23
  5. Step 5: Solve for x
    x = 4,061,345.23/2,812.38
  6. Step 6: Final answer
    x = 1,444.10

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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.