Home / 3,161.36-4,735.55-2,541.72

Finding the Fourth Proportional to 3,161.36, 4,735.55 and 2,541.72

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Solution

The fourth proportional to 3,161.36, 4,735.55 and 2,541.72 is: 3,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.36 : 4,735.55 = 2,541.72 : x
  2. Step 2: Convert to fraction form
    3,161.36/4,735.55 = 2,541.72/x
  3. Step 3: Cross multiply
    3,161.36x = 4,735.55 × 2,541.72
  4. Step 4: Simplify right side
    3,161.36x = 12,036,442.15
  5. Step 5: Solve for x
    x = 12,036,442.15/3,161.36
  6. Step 6: Final answer
    x = 3,807.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.