Home / 5,226-7,211.22-2,867.52

Finding the Fourth Proportional to 5,226, 7,211.22 and 2,867.52

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Solution

The fourth proportional to 5,226, 7,211.22 and 2,867.52 is: 3,956.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,226 : 7,211.22 = 2,867.52 : x
  2. Step 2: Convert to fraction form
    5,226/7,211.22 = 2,867.52/x
  3. Step 3: Cross multiply
    5,226x = 7,211.22 × 2,867.52
  4. Step 4: Simplify right side
    5,226x = 20,678,317.57
  5. Step 5: Solve for x
    x = 20,678,317.57/5,226
  6. Step 6: Final answer
    x = 3,956.82

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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.