Home / 3,110.78-4,665.36-1,466.88

Finding the Fourth Proportional to 3,110.78, 4,665.36 and 1,466.88

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Solution

The fourth proportional to 3,110.78, 4,665.36 and 1,466.88 is: 2,199.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.78 : 4,665.36 = 1,466.88 : x
  2. Step 2: Convert to fraction form
    3,110.78/4,665.36 = 1,466.88/x
  3. Step 3: Cross multiply
    3,110.78x = 4,665.36 × 1,466.88
  4. Step 4: Simplify right side
    3,110.78x = 6,843,523.28
  5. Step 5: Solve for x
    x = 6,843,523.28/3,110.78
  6. Step 6: Final answer
    x = 2,199.94

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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.