Home / 3,908.46-5,392.95-2,336.22

Finding the Fourth Proportional to 3,908.46, 5,392.95 and 2,336.22

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Solution

The fourth proportional to 3,908.46, 5,392.95 and 2,336.22 is: 3,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.46 : 5,392.95 = 2,336.22 : x
  2. Step 2: Convert to fraction form
    3,908.46/5,392.95 = 2,336.22/x
  3. Step 3: Cross multiply
    3,908.46x = 5,392.95 × 2,336.22
  4. Step 4: Simplify right side
    3,908.46x = 12,599,117.65
  5. Step 5: Solve for x
    x = 12,599,117.65/3,908.46
  6. Step 6: Final answer
    x = 3,223.55

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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.