Home / 4,153.82-6,251.65-3,119.25

Finding the Fourth Proportional to 4,153.82, 6,251.65 and 3,119.25

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Solution

The fourth proportional to 4,153.82, 6,251.65 and 3,119.25 is: 4,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.82 : 6,251.65 = 3,119.25 : x
  2. Step 2: Convert to fraction form
    4,153.82/6,251.65 = 3,119.25/x
  3. Step 3: Cross multiply
    4,153.82x = 6,251.65 × 3,119.25
  4. Step 4: Simplify right side
    4,153.82x = 19,500,451.46
  5. Step 5: Solve for x
    x = 19,500,451.46/4,153.82
  6. Step 6: Final answer
    x = 4,694.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.