Home / 3,466.20-5,200.85-1,617.85

Finding the Fourth Proportional to 3,466.20, 5,200.85 and 1,617.85

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Solution

The fourth proportional to 3,466.20, 5,200.85 and 1,617.85 is: 2,427.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466.20 : 5,200.85 = 1,617.85 : x
  2. Step 2: Convert to fraction form
    3,466.20/5,200.85 = 1,617.85/x
  3. Step 3: Cross multiply
    3,466.20x = 5,200.85 × 1,617.85
  4. Step 4: Simplify right side
    3,466.20x = 8,414,186.21
  5. Step 5: Solve for x
    x = 8,414,186.21/3,466.20
  6. Step 6: Final answer
    x = 2,427.50

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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.