Home / 3,521.31-4,859.33-1,949.41

Finding the Fourth Proportional to 3,521.31, 4,859.33 and 1,949.41

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Solution

The fourth proportional to 3,521.31, 4,859.33 and 1,949.41 is: 2,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.31 : 4,859.33 = 1,949.41 : x
  2. Step 2: Convert to fraction form
    3,521.31/4,859.33 = 1,949.41/x
  3. Step 3: Cross multiply
    3,521.31x = 4,859.33 × 1,949.41
  4. Step 4: Simplify right side
    3,521.31x = 9,472,831.37
  5. Step 5: Solve for x
    x = 9,472,831.37/3,521.31
  6. Step 6: Final answer
    x = 2,690.15

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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.