Home / 5,015.66-6,921.60-3,025.82

Finding the Fourth Proportional to 5,015.66, 6,921.60 and 3,025.82

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Solution

The fourth proportional to 5,015.66, 6,921.60 and 3,025.82 is: 4,175.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.66 : 6,921.60 = 3,025.82 : x
  2. Step 2: Convert to fraction form
    5,015.66/6,921.60 = 3,025.82/x
  3. Step 3: Cross multiply
    5,015.66x = 6,921.60 × 3,025.82
  4. Step 4: Simplify right side
    5,015.66x = 20,943,515.71
  5. Step 5: Solve for x
    x = 20,943,515.71/5,015.66
  6. Step 6: Final answer
    x = 4,175.63

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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.