Home / 3,344.24-4,612.44-2,147.92

Finding the Fourth Proportional to 3,344.24, 4,612.44 and 2,147.92

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Solution

The fourth proportional to 3,344.24, 4,612.44 and 2,147.92 is: 2,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.24 : 4,612.44 = 2,147.92 : x
  2. Step 2: Convert to fraction form
    3,344.24/4,612.44 = 2,147.92/x
  3. Step 3: Cross multiply
    3,344.24x = 4,612.44 × 2,147.92
  4. Step 4: Simplify right side
    3,344.24x = 9,907,148.65
  5. Step 5: Solve for x
    x = 9,907,148.65/3,344.24
  6. Step 6: Final answer
    x = 2,962.45

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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.