Home / 5,452.20-8,168.70-4,684.20

Finding the Fourth Proportional to 5,452.20, 8,168.70 and 4,684.20

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Solution

The fourth proportional to 5,452.20, 8,168.70 and 4,684.20 is: 7,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.20 : 8,168.70 = 4,684.20 : x
  2. Step 2: Convert to fraction form
    5,452.20/8,168.70 = 4,684.20/x
  3. Step 3: Cross multiply
    5,452.20x = 8,168.70 × 4,684.20
  4. Step 4: Simplify right side
    5,452.20x = 38,263,824.54
  5. Step 5: Solve for x
    x = 38,263,824.54/5,452.20
  6. Step 6: Final answer
    x = 7,018.05

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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.