Home / 2,274.38-3,411.24-631.04

Finding the Fourth Proportional to 2,274.38, 3,411.24 and 631.04

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Solution

The fourth proportional to 2,274.38, 3,411.24 and 631.04 is: 946.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.38 : 3,411.24 = 631.04 : x
  2. Step 2: Convert to fraction form
    2,274.38/3,411.24 = 631.04/x
  3. Step 3: Cross multiply
    2,274.38x = 3,411.24 × 631.04
  4. Step 4: Simplify right side
    2,274.38x = 2,152,628.89
  5. Step 5: Solve for x
    x = 2,152,628.89/2,274.38
  6. Step 6: Final answer
    x = 946.47

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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.