Home / 2,276.41-3,414.28-632.79

Finding the Fourth Proportional to 2,276.41, 3,414.28 and 632.79

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Solution

The fourth proportional to 2,276.41, 3,414.28 and 632.79 is: 949.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.41 : 3,414.28 = 632.79 : x
  2. Step 2: Convert to fraction form
    2,276.41/3,414.28 = 632.79/x
  3. Step 3: Cross multiply
    2,276.41x = 3,414.28 × 632.79
  4. Step 4: Simplify right side
    2,276.41x = 2,160,522.24
  5. Step 5: Solve for x
    x = 2,160,522.24/2,276.41
  6. Step 6: Final answer
    x = 949.09

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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.