Home / 2,206.17-3,040.97-1,418.85

Finding the Fourth Proportional to 2,206.17, 3,040.97 and 1,418.85

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Solution

The fourth proportional to 2,206.17, 3,040.97 and 1,418.85 is: 1,955.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.17 : 3,040.97 = 1,418.85 : x
  2. Step 2: Convert to fraction form
    2,206.17/3,040.97 = 1,418.85/x
  3. Step 3: Cross multiply
    2,206.17x = 3,040.97 × 1,418.85
  4. Step 4: Simplify right side
    2,206.17x = 4,314,673.19
  5. Step 5: Solve for x
    x = 4,314,673.19/2,206.17
  6. Step 6: Final answer
    x = 1,955.73

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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.