Home / 5,328-7,995.06-2,862.90

Finding the Fourth Proportional to 5,328, 7,995.06 and 2,862.90

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Solution

The fourth proportional to 5,328, 7,995.06 and 2,862.90 is: 4,295.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328 : 7,995.06 = 2,862.90 : x
  2. Step 2: Convert to fraction form
    5,328/7,995.06 = 2,862.90/x
  3. Step 3: Cross multiply
    5,328x = 7,995.06 × 2,862.90
  4. Step 4: Simplify right side
    5,328x = 22,889,057.27
  5. Step 5: Solve for x
    x = 22,889,057.27/5,328
  6. Step 6: Final answer
    x = 4,295.99

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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.