Home / 5,144.20-7,099-2,906.08

Finding the Fourth Proportional to 5,144.20, 7,099 and 2,906.08

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Solution

The fourth proportional to 5,144.20, 7,099 and 2,906.08 is: 4,010.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,144.20 : 7,099 = 2,906.08 : x
  2. Step 2: Convert to fraction form
    5,144.20/7,099 = 2,906.08/x
  3. Step 3: Cross multiply
    5,144.20x = 7,099 × 2,906.08
  4. Step 4: Simplify right side
    5,144.20x = 20,630,261.92
  5. Step 5: Solve for x
    x = 20,630,261.92/5,144.20
  6. Step 6: Final answer
    x = 4,010.39

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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.