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Finding the Fourth Proportional to 2,202.32, 3,301.32 and 904.88

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Solution

The fourth proportional to 2,202.32, 3,301.32 and 904.88 is: 1,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.32 : 3,301.32 = 904.88 : x
  2. Step 2: Convert to fraction form
    2,202.32/3,301.32 = 904.88/x
  3. Step 3: Cross multiply
    2,202.32x = 3,301.32 × 904.88
  4. Step 4: Simplify right side
    2,202.32x = 2,987,298.44
  5. Step 5: Solve for x
    x = 2,987,298.44/2,202.32
  6. Step 6: Final answer
    x = 1,356.43

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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.