Home / 3,187.48-4,392.24-2,441.44

Finding the Fourth Proportional to 3,187.48, 4,392.24 and 2,441.44

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Solution

The fourth proportional to 3,187.48, 4,392.24 and 2,441.44 is: 3,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.48 : 4,392.24 = 2,441.44 : x
  2. Step 2: Convert to fraction form
    3,187.48/4,392.24 = 2,441.44/x
  3. Step 3: Cross multiply
    3,187.48x = 4,392.24 × 2,441.44
  4. Step 4: Simplify right side
    3,187.48x = 10,723,390.43
  5. Step 5: Solve for x
    x = 10,723,390.43/3,187.48
  6. Step 6: Final answer
    x = 3,364.22

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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.