Home / 5,093.20-7,029.60-2,998.48

Finding the Fourth Proportional to 5,093.20, 7,029.60 and 2,998.48

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Solution

The fourth proportional to 5,093.20, 7,029.60 and 2,998.48 is: 4,138.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,093.20 : 7,029.60 = 2,998.48 : x
  2. Step 2: Convert to fraction form
    5,093.20/7,029.60 = 2,998.48/x
  3. Step 3: Cross multiply
    5,093.20x = 7,029.60 × 2,998.48
  4. Step 4: Simplify right side
    5,093.20x = 21,078,115.01
  5. Step 5: Solve for x
    x = 21,078,115.01/5,093.20
  6. Step 6: Final answer
    x = 4,138.48

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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.