Home / 7,115.33-10,673.17-2,185.00

Finding the Fourth Proportional to 7,115.33, 10,673.17 and 2,185.00

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Solution

The fourth proportional to 7,115.33, 10,673.17 and 2,185.00 is: 3,277.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115.33 : 10,673.17 = 2,185.00 : x
  2. Step 2: Convert to fraction form
    7,115.33/10,673.17 = 2,185.00/x
  3. Step 3: Cross multiply
    7,115.33x = 10,673.17 × 2,185.00
  4. Step 4: Simplify right side
    7,115.33x = 23,320,844.30
  5. Step 5: Solve for x
    x = 23,320,844.30/7,115.33
  6. Step 6: Final answer
    x = 3,277.55

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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.