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Finding the Fourth Proportional to 2,849.46, 4,274.11 and 1,553.46

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Solution

The fourth proportional to 2,849.46, 4,274.11 and 1,553.46 is: 2,330.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.46 : 4,274.11 = 1,553.46 : x
  2. Step 2: Convert to fraction form
    2,849.46/4,274.11 = 1,553.46/x
  3. Step 3: Cross multiply
    2,849.46x = 4,274.11 × 1,553.46
  4. Step 4: Simplify right side
    2,849.46x = 6,639,658.92
  5. Step 5: Solve for x
    x = 6,639,658.92/2,849.46
  6. Step 6: Final answer
    x = 2,330.15

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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.