Home / 3,344.91-4,616.31-1,928.65

Finding the Fourth Proportional to 3,344.91, 4,616.31 and 1,928.65

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Solution

The fourth proportional to 3,344.91, 4,616.31 and 1,928.65 is: 2,661.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.91 : 4,616.31 = 1,928.65 : x
  2. Step 2: Convert to fraction form
    3,344.91/4,616.31 = 1,928.65/x
  3. Step 3: Cross multiply
    3,344.91x = 4,616.31 × 1,928.65
  4. Step 4: Simplify right side
    3,344.91x = 8,903,223.20
  5. Step 5: Solve for x
    x = 8,903,223.20/3,344.91
  6. Step 6: Final answer
    x = 2,661.73

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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.