Home / 5,288.05-7,928.07-3,207.52

Finding the Fourth Proportional to 5,288.05, 7,928.07 and 3,207.52

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Solution

The fourth proportional to 5,288.05, 7,928.07 and 3,207.52 is: 4,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,288.05 : 7,928.07 = 3,207.52 : x
  2. Step 2: Convert to fraction form
    5,288.05/7,928.07 = 3,207.52/x
  3. Step 3: Cross multiply
    5,288.05x = 7,928.07 × 3,207.52
  4. Step 4: Simplify right side
    5,288.05x = 25,429,443.09
  5. Step 5: Solve for x
    x = 25,429,443.09/5,288.05
  6. Step 6: Final answer
    x = 4,808.85

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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.