Home / 5,825.80-8,040.32-3,308.70

Finding the Fourth Proportional to 5,825.80, 8,040.32 and 3,308.70

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Solution

The fourth proportional to 5,825.80, 8,040.32 and 3,308.70 is: 4,566.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,825.80 : 8,040.32 = 3,308.70 : x
  2. Step 2: Convert to fraction form
    5,825.80/8,040.32 = 3,308.70/x
  3. Step 3: Cross multiply
    5,825.80x = 8,040.32 × 3,308.70
  4. Step 4: Simplify right side
    5,825.80x = 26,603,006.78
  5. Step 5: Solve for x
    x = 26,603,006.78/5,825.80
  6. Step 6: Final answer
    x = 4,566.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.