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Finding the Fourth Proportional to 2,294.92, 3,424.79 and 2,048.88

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Solution

The fourth proportional to 2,294.92, 3,424.79 and 2,048.88 is: 3,057.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,294.92 : 3,424.79 = 2,048.88 : x
  2. Step 2: Convert to fraction form
    2,294.92/3,424.79 = 2,048.88/x
  3. Step 3: Cross multiply
    2,294.92x = 3,424.79 × 2,048.88
  4. Step 4: Simplify right side
    2,294.92x = 7,016,983.74
  5. Step 5: Solve for x
    x = 7,016,983.74/2,294.92
  6. Step 6: Final answer
    x = 3,057.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.