Home / 6,610.14-9,121.53-3,625.91

Finding the Fourth Proportional to 6,610.14, 9,121.53 and 3,625.91

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Solution

The fourth proportional to 6,610.14, 9,121.53 and 3,625.91 is: 5,003.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,610.14 : 9,121.53 = 3,625.91 : x
  2. Step 2: Convert to fraction form
    6,610.14/9,121.53 = 3,625.91/x
  3. Step 3: Cross multiply
    6,610.14x = 9,121.53 × 3,625.91
  4. Step 4: Simplify right side
    6,610.14x = 33,073,801.23
  5. Step 5: Solve for x
    x = 33,073,801.23/6,610.14
  6. Step 6: Final answer
    x = 5,003.49

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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.