Home / 4,141.13-5,714.75-2,278.13

Finding the Fourth Proportional to 4,141.13, 5,714.75 and 2,278.13

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Solution

The fourth proportional to 4,141.13, 5,714.75 and 2,278.13 is: 3,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.13 : 5,714.75 = 2,278.13 : x
  2. Step 2: Convert to fraction form
    4,141.13/5,714.75 = 2,278.13/x
  3. Step 3: Cross multiply
    4,141.13x = 5,714.75 × 2,278.13
  4. Step 4: Simplify right side
    4,141.13x = 13,018,920.54
  5. Step 5: Solve for x
    x = 13,018,920.54/4,141.13
  6. Step 6: Final answer
    x = 3,143.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.