Home / 3,353.90-5,022.60-2,765.30

Finding the Fourth Proportional to 3,353.90, 5,022.60 and 2,765.30

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Solution

The fourth proportional to 3,353.90, 5,022.60 and 2,765.30 is: 4,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353.90 : 5,022.60 = 2,765.30 : x
  2. Step 2: Convert to fraction form
    3,353.90/5,022.60 = 2,765.30/x
  3. Step 3: Cross multiply
    3,353.90x = 5,022.60 × 2,765.30
  4. Step 4: Simplify right side
    3,353.90x = 13,888,995.78
  5. Step 5: Solve for x
    x = 13,888,995.78/3,353.90
  6. Step 6: Final answer
    x = 4,141.15

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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.