Home / 4,047.96-5,586-2,279.52

Finding the Fourth Proportional to 4,047.96, 5,586 and 2,279.52

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Solution

The fourth proportional to 4,047.96, 5,586 and 2,279.52 is: 3,145.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.96 : 5,586 = 2,279.52 : x
  2. Step 2: Convert to fraction form
    4,047.96/5,586 = 2,279.52/x
  3. Step 3: Cross multiply
    4,047.96x = 5,586 × 2,279.52
  4. Step 4: Simplify right side
    4,047.96x = 12,733,398.72
  5. Step 5: Solve for x
    x = 12,733,398.72/4,047.96
  6. Step 6: Final answer
    x = 3,145.63

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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.