Home / 5,162.47-7,124.09-2,893.73

Finding the Fourth Proportional to 5,162.47, 7,124.09 and 2,893.73

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Solution

The fourth proportional to 5,162.47, 7,124.09 and 2,893.73 is: 3,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.47 : 7,124.09 = 2,893.73 : x
  2. Step 2: Convert to fraction form
    5,162.47/7,124.09 = 2,893.73/x
  3. Step 3: Cross multiply
    5,162.47x = 7,124.09 × 2,893.73
  4. Step 4: Simplify right side
    5,162.47x = 20,615,142.87
  5. Step 5: Solve for x
    x = 20,615,142.87/5,162.47
  6. Step 6: Final answer
    x = 3,993.27

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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.