Home / 3,240.88-4,473.50-2,247.48

Finding the Fourth Proportional to 3,240.88, 4,473.50 and 2,247.48

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Solution

The fourth proportional to 3,240.88, 4,473.50 and 2,247.48 is: 3,102.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240.88 : 4,473.50 = 2,247.48 : x
  2. Step 2: Convert to fraction form
    3,240.88/4,473.50 = 2,247.48/x
  3. Step 3: Cross multiply
    3,240.88x = 4,473.50 × 2,247.48
  4. Step 4: Simplify right side
    3,240.88x = 10,054,090.54
  5. Step 5: Solve for x
    x = 10,054,090.54/3,240.88
  6. Step 6: Final answer
    x = 3,102.27

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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.