Home / 4,063.71-5,591.64-3,119.11

Finding the Fourth Proportional to 4,063.71, 5,591.64 and 3,119.11

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Solution

The fourth proportional to 4,063.71, 5,591.64 and 3,119.11 is: 4,291.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,063.71 : 5,591.64 = 3,119.11 : x
  2. Step 2: Convert to fraction form
    4,063.71/5,591.64 = 3,119.11/x
  3. Step 3: Cross multiply
    4,063.71x = 5,591.64 × 3,119.11
  4. Step 4: Simplify right side
    4,063.71x = 17,440,940.24
  5. Step 5: Solve for x
    x = 17,440,940.24/4,063.71
  6. Step 6: Final answer
    x = 4,291.88

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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.