Home / 3,243.97-4,867.17-1,946.35

Finding the Fourth Proportional to 3,243.97, 4,867.17 and 1,946.35

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Solution

The fourth proportional to 3,243.97, 4,867.17 and 1,946.35 is: 2,920.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,243.97 : 4,867.17 = 1,946.35 : x
  2. Step 2: Convert to fraction form
    3,243.97/4,867.17 = 1,946.35/x
  3. Step 3: Cross multiply
    3,243.97x = 4,867.17 × 1,946.35
  4. Step 4: Simplify right side
    3,243.97x = 9,473,216.33
  5. Step 5: Solve for x
    x = 9,473,216.33/3,243.97
  6. Step 6: Final answer
    x = 2,920.25

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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.