Home / 5,100.11-7,044.10-4,081.60

Finding the Fourth Proportional to 5,100.11, 7,044.10 and 4,081.60

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Solution

The fourth proportional to 5,100.11, 7,044.10 and 4,081.60 is: 5,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.11 : 7,044.10 = 4,081.60 : x
  2. Step 2: Convert to fraction form
    5,100.11/7,044.10 = 4,081.60/x
  3. Step 3: Cross multiply
    5,100.11x = 7,044.10 × 4,081.60
  4. Step 4: Simplify right side
    5,100.11x = 28,751,186.05
  5. Step 5: Solve for x
    x = 28,751,186.05/5,100.11
  6. Step 6: Final answer
    x = 5,637.37

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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.