Home / 4,141.06-5,714.55-2,278.06

Finding the Fourth Proportional to 4,141.06, 5,714.55 and 2,278.06

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Solution

The fourth proportional to 4,141.06, 5,714.55 and 2,278.06 is: 3,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.06 : 5,714.55 = 2,278.06 : x
  2. Step 2: Convert to fraction form
    4,141.06/5,714.55 = 2,278.06/x
  3. Step 3: Cross multiply
    4,141.06x = 5,714.55 × 2,278.06
  4. Step 4: Simplify right side
    4,141.06x = 13,018,087.77
  5. Step 5: Solve for x
    x = 13,018,087.77/4,141.06
  6. Step 6: Final answer
    x = 3,143.66

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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.