Home / 5,402.45-8,085.35-3,323.75

Finding the Fourth Proportional to 5,402.45, 8,085.35 and 3,323.75

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Solution

The fourth proportional to 5,402.45, 8,085.35 and 3,323.75 is: 4,974.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.45 : 8,085.35 = 3,323.75 : x
  2. Step 2: Convert to fraction form
    5,402.45/8,085.35 = 3,323.75/x
  3. Step 3: Cross multiply
    5,402.45x = 8,085.35 × 3,323.75
  4. Step 4: Simplify right side
    5,402.45x = 26,873,649.95
  5. Step 5: Solve for x
    x = 26,873,649.95/5,402.45
  6. Step 6: Final answer
    x = 4,974.34

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1.5x scale

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.