Home / 3,035.79-4,189.82-2,848.16

Finding the Fourth Proportional to 3,035.79, 4,189.82 and 2,848.16

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Solution

The fourth proportional to 3,035.79, 4,189.82 and 2,848.16 is: 3,930.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.79 : 4,189.82 = 2,848.16 : x
  2. Step 2: Convert to fraction form
    3,035.79/4,189.82 = 2,848.16/x
  3. Step 3: Cross multiply
    3,035.79x = 4,189.82 × 2,848.16
  4. Step 4: Simplify right side
    3,035.79x = 11,933,277.73
  5. Step 5: Solve for x
    x = 11,933,277.73/3,035.79
  6. Step 6: Final answer
    x = 3,930.86

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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.