Home / 5,274.42-7,909.75-2,314.29

Finding the Fourth Proportional to 5,274.42, 7,909.75 and 2,314.29

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Solution

The fourth proportional to 5,274.42, 7,909.75 and 2,314.29 is: 3,470.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.42 : 7,909.75 = 2,314.29 : x
  2. Step 2: Convert to fraction form
    5,274.42/7,909.75 = 2,314.29/x
  3. Step 3: Cross multiply
    5,274.42x = 7,909.75 × 2,314.29
  4. Step 4: Simplify right side
    5,274.42x = 18,305,443.39
  5. Step 5: Solve for x
    x = 18,305,443.39/5,274.42
  6. Step 6: Final answer
    x = 3,470.61

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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.