Home / 1,512.17-2,267.84-416.27

Finding the Fourth Proportional to 1,512.17, 2,267.84 and 416.27

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Solution

The fourth proportional to 1,512.17, 2,267.84 and 416.27 is: 624.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.17 : 2,267.84 = 416.27 : x
  2. Step 2: Convert to fraction form
    1,512.17/2,267.84 = 416.27/x
  3. Step 3: Cross multiply
    1,512.17x = 2,267.84 × 416.27
  4. Step 4: Simplify right side
    1,512.17x = 944,031.68
  5. Step 5: Solve for x
    x = 944,031.68/1,512.17
  6. Step 6: Final answer
    x = 624.29

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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.