Home / 4,202.45-6,305.70-2,967.20

Finding the Fourth Proportional to 4,202.45, 6,305.70 and 2,967.20

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Solution

The fourth proportional to 4,202.45, 6,305.70 and 2,967.20 is: 4,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.45 : 6,305.70 = 2,967.20 : x
  2. Step 2: Convert to fraction form
    4,202.45/6,305.70 = 2,967.20/x
  3. Step 3: Cross multiply
    4,202.45x = 6,305.70 × 2,967.20
  4. Step 4: Simplify right side
    4,202.45x = 18,710,273.04
  5. Step 5: Solve for x
    x = 18,710,273.04/4,202.45
  6. Step 6: Final answer
    x = 4,452.23

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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.