Home / 3,110.14-4,665.86-1,648.90

Finding the Fourth Proportional to 3,110.14, 4,665.86 and 1,648.90

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Solution

The fourth proportional to 3,110.14, 4,665.86 and 1,648.90 is: 2,473.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.14 : 4,665.86 = 1,648.90 : x
  2. Step 2: Convert to fraction form
    3,110.14/4,665.86 = 1,648.90/x
  3. Step 3: Cross multiply
    3,110.14x = 4,665.86 × 1,648.90
  4. Step 4: Simplify right side
    3,110.14x = 7,693,536.55
  5. Step 5: Solve for x
    x = 7,693,536.55/3,110.14
  6. Step 6: Final answer
    x = 2,473.69

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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.