Home / 2,207.61-3,040.07-2,201.13

Finding the Fourth Proportional to 2,207.61, 3,040.07 and 2,201.13

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Solution

The fourth proportional to 2,207.61, 3,040.07 and 2,201.13 is: 3,031.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.61 : 3,040.07 = 2,201.13 : x
  2. Step 2: Convert to fraction form
    2,207.61/3,040.07 = 2,201.13/x
  3. Step 3: Cross multiply
    2,207.61x = 3,040.07 × 2,201.13
  4. Step 4: Simplify right side
    2,207.61x = 6,691,578.27
  5. Step 5: Solve for x
    x = 6,691,578.27/2,207.61
  6. Step 6: Final answer
    x = 3,031.14

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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.