Home / 3,040.22-4,195.51-1,642.97

Finding the Fourth Proportional to 3,040.22, 4,195.51 and 1,642.97

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Solution

The fourth proportional to 3,040.22, 4,195.51 and 1,642.97 is: 2,267.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.22 : 4,195.51 = 1,642.97 : x
  2. Step 2: Convert to fraction form
    3,040.22/4,195.51 = 1,642.97/x
  3. Step 3: Cross multiply
    3,040.22x = 4,195.51 × 1,642.97
  4. Step 4: Simplify right side
    3,040.22x = 6,893,097.06
  5. Step 5: Solve for x
    x = 6,893,097.06/3,040.22
  6. Step 6: Final answer
    x = 2,267.30

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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.