Home / 6,603.24-9,112.26-3,949.29

Finding the Fourth Proportional to 6,603.24, 9,112.26 and 3,949.29

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Solution

The fourth proportional to 6,603.24, 9,112.26 and 3,949.29 is: 5,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603.24 : 9,112.26 = 3,949.29 : x
  2. Step 2: Convert to fraction form
    6,603.24/9,112.26 = 3,949.29/x
  3. Step 3: Cross multiply
    6,603.24x = 9,112.26 × 3,949.29
  4. Step 4: Simplify right side
    6,603.24x = 35,986,957.30
  5. Step 5: Solve for x
    x = 35,986,957.30/6,603.24
  6. Step 6: Final answer
    x = 5,449.89

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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.