Home / 8,252.68-11,388.49-4,715.89

Finding the Fourth Proportional to 8,252.68, 11,388.49 and 4,715.89

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Solution

The fourth proportional to 8,252.68, 11,388.49 and 4,715.89 is: 6,507.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.68 : 11,388.49 = 4,715.89 : x
  2. Step 2: Convert to fraction form
    8,252.68/11,388.49 = 4,715.89/x
  3. Step 3: Cross multiply
    8,252.68x = 11,388.49 × 4,715.89
  4. Step 4: Simplify right side
    8,252.68x = 53,706,856.76
  5. Step 5: Solve for x
    x = 53,706,856.76/8,252.68
  6. Step 6: Final answer
    x = 6,507.81

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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.