Home / 5,705.28-8,556.22-2,418.32

Finding the Fourth Proportional to 5,705.28, 8,556.22 and 2,418.32

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Solution

The fourth proportional to 5,705.28, 8,556.22 and 2,418.32 is: 3,626.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.28 : 8,556.22 = 2,418.32 : x
  2. Step 2: Convert to fraction form
    5,705.28/8,556.22 = 2,418.32/x
  3. Step 3: Cross multiply
    5,705.28x = 8,556.22 × 2,418.32
  4. Step 4: Simplify right side
    5,705.28x = 20,691,677.95
  5. Step 5: Solve for x
    x = 20,691,677.95/5,705.28
  6. Step 6: Final answer
    x = 3,626.76

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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.