Home / 4,101.89-6,180.51-3,387.47

Finding the Fourth Proportional to 4,101.89, 6,180.51 and 3,387.47

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Solution

The fourth proportional to 4,101.89, 6,180.51 and 3,387.47 is: 5,104.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.89 : 6,180.51 = 3,387.47 : x
  2. Step 2: Convert to fraction form
    4,101.89/6,180.51 = 3,387.47/x
  3. Step 3: Cross multiply
    4,101.89x = 6,180.51 × 3,387.47
  4. Step 4: Simplify right side
    4,101.89x = 20,936,274.01
  5. Step 5: Solve for x
    x = 20,936,274.01/4,101.89
  6. Step 6: Final answer
    x = 5,104.06

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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.