Home / 3,540.06-4,880.79-2,357.82

Finding the Fourth Proportional to 3,540.06, 4,880.79 and 2,357.82

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Solution

The fourth proportional to 3,540.06, 4,880.79 and 2,357.82 is: 3,250.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.06 : 4,880.79 = 2,357.82 : x
  2. Step 2: Convert to fraction form
    3,540.06/4,880.79 = 2,357.82/x
  3. Step 3: Cross multiply
    3,540.06x = 4,880.79 × 2,357.82
  4. Step 4: Simplify right side
    3,540.06x = 11,508,024.28
  5. Step 5: Solve for x
    x = 11,508,024.28/3,540.06
  6. Step 6: Final answer
    x = 3,250.80

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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.