Home / 5,382.29-8,073.43-1,486.69

Finding the Fourth Proportional to 5,382.29, 8,073.43 and 1,486.69

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Solution

The fourth proportional to 5,382.29, 8,073.43 and 1,486.69 is: 2,230.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.29 : 8,073.43 = 1,486.69 : x
  2. Step 2: Convert to fraction form
    5,382.29/8,073.43 = 1,486.69/x
  3. Step 3: Cross multiply
    5,382.29x = 8,073.43 × 1,486.69
  4. Step 4: Simplify right side
    5,382.29x = 12,002,663.75
  5. Step 5: Solve for x
    x = 12,002,663.75/5,382.29
  6. Step 6: Final answer
    x = 2,230.03

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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.