Home / 10,084.26-15,126.66-2,688.69

Finding the Fourth Proportional to 10,084.26, 15,126.66 and 2,688.69

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Solution

The fourth proportional to 10,084.26, 15,126.66 and 2,688.69 is: 4,033.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.26 : 15,126.66 = 2,688.69 : x
  2. Step 2: Convert to fraction form
    10,084.26/15,126.66 = 2,688.69/x
  3. Step 3: Cross multiply
    10,084.26x = 15,126.66 × 2,688.69
  4. Step 4: Simplify right side
    10,084.26x = 40,670,899.48
  5. Step 5: Solve for x
    x = 40,670,899.48/10,084.26
  6. Step 6: Final answer
    x = 4,033.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.