Home / 3,045.79-4,202.06-2,251.03

Finding the Fourth Proportional to 3,045.79, 4,202.06 and 2,251.03

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Solution

The fourth proportional to 3,045.79, 4,202.06 and 2,251.03 is: 3,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045.79 : 4,202.06 = 2,251.03 : x
  2. Step 2: Convert to fraction form
    3,045.79/4,202.06 = 2,251.03/x
  3. Step 3: Cross multiply
    3,045.79x = 4,202.06 × 2,251.03
  4. Step 4: Simplify right side
    3,045.79x = 9,458,963.12
  5. Step 5: Solve for x
    x = 9,458,963.12/3,045.79
  6. Step 6: Final answer
    x = 3,105.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.