Home / 3,425.24-4,728.09-2,481.32

Finding the Fourth Proportional to 3,425.24, 4,728.09 and 2,481.32

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Solution

The fourth proportional to 3,425.24, 4,728.09 and 2,481.32 is: 3,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.24 : 4,728.09 = 2,481.32 : x
  2. Step 2: Convert to fraction form
    3,425.24/4,728.09 = 2,481.32/x
  3. Step 3: Cross multiply
    3,425.24x = 4,728.09 × 2,481.32
  4. Step 4: Simplify right side
    3,425.24x = 11,731,904.28
  5. Step 5: Solve for x
    x = 11,731,904.28/3,425.24
  6. Step 6: Final answer
    x = 3,425.13

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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.