Home / 3,724.05-5,137.56-2,307.36

Finding the Fourth Proportional to 3,724.05, 5,137.56 and 2,307.36

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Solution

The fourth proportional to 3,724.05, 5,137.56 and 2,307.36 is: 3,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.05 : 5,137.56 = 2,307.36 : x
  2. Step 2: Convert to fraction form
    3,724.05/5,137.56 = 2,307.36/x
  3. Step 3: Cross multiply
    3,724.05x = 5,137.56 × 2,307.36
  4. Step 4: Simplify right side
    3,724.05x = 11,854,200.44
  5. Step 5: Solve for x
    x = 11,854,200.44/3,724.05
  6. Step 6: Final answer
    x = 3,183.15

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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.