Home / 6,084.72-9,112.50-5,428.62

Finding the Fourth Proportional to 6,084.72, 9,112.50 and 5,428.62

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Solution

The fourth proportional to 6,084.72, 9,112.50 and 5,428.62 is: 8,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,084.72 : 9,112.50 = 5,428.62 : x
  2. Step 2: Convert to fraction form
    6,084.72/9,112.50 = 5,428.62/x
  3. Step 3: Cross multiply
    6,084.72x = 9,112.50 × 5,428.62
  4. Step 4: Simplify right side
    6,084.72x = 49,468,299.75
  5. Step 5: Solve for x
    x = 49,468,299.75/6,084.72
  6. Step 6: Final answer
    x = 8,129.92

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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.