Home / 5,306.96-7,952.88-2,711.72

Finding the Fourth Proportional to 5,306.96, 7,952.88 and 2,711.72

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Solution

The fourth proportional to 5,306.96, 7,952.88 and 2,711.72 is: 4,063.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,306.96 : 7,952.88 = 2,711.72 : x
  2. Step 2: Convert to fraction form
    5,306.96/7,952.88 = 2,711.72/x
  3. Step 3: Cross multiply
    5,306.96x = 7,952.88 × 2,711.72
  4. Step 4: Simplify right side
    5,306.96x = 21,565,983.75
  5. Step 5: Solve for x
    x = 21,565,983.75/5,306.96
  6. Step 6: Final answer
    x = 4,063.72

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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.