Home / 2,274.24-3,411.28-630.88

Finding the Fourth Proportional to 2,274.24, 3,411.28 and 630.88

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Solution

The fourth proportional to 2,274.24, 3,411.28 and 630.88 is: 946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.24 : 3,411.28 = 630.88 : x
  2. Step 2: Convert to fraction form
    2,274.24/3,411.28 = 630.88/x
  3. Step 3: Cross multiply
    2,274.24x = 3,411.28 × 630.88
  4. Step 4: Simplify right side
    2,274.24x = 2,152,108.33
  5. Step 5: Solve for x
    x = 2,152,108.33/2,274.24
  6. Step 6: Final answer
    x = 946.30

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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.