Home / 7,217.81-10,824.54-3,057.75

Finding the Fourth Proportional to 7,217.81, 10,824.54 and 3,057.75

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Solution

The fourth proportional to 7,217.81, 10,824.54 and 3,057.75 is: 4,585.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.81 : 10,824.54 = 3,057.75 : x
  2. Step 2: Convert to fraction form
    7,217.81/10,824.54 = 3,057.75/x
  3. Step 3: Cross multiply
    7,217.81x = 10,824.54 × 3,057.75
  4. Step 4: Simplify right side
    7,217.81x = 33,098,725.72
  5. Step 5: Solve for x
    x = 33,098,725.72/7,217.81
  6. Step 6: Final answer
    x = 4,585.70

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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.