Home / 2,253.91-3,381.54-1,159.06

Finding the Fourth Proportional to 2,253.91, 3,381.54 and 1,159.06

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Solution

The fourth proportional to 2,253.91, 3,381.54 and 1,159.06 is: 1,738.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,253.91 : 3,381.54 = 1,159.06 : x
  2. Step 2: Convert to fraction form
    2,253.91/3,381.54 = 1,159.06/x
  3. Step 3: Cross multiply
    2,253.91x = 3,381.54 × 1,159.06
  4. Step 4: Simplify right side
    2,253.91x = 3,919,407.75
  5. Step 5: Solve for x
    x = 3,919,407.75/2,253.91
  6. Step 6: Final answer
    x = 1,738.94

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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.