Home / 6,936.60-10,408.68-2,553.42

Finding the Fourth Proportional to 6,936.60, 10,408.68 and 2,553.42

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Solution

The fourth proportional to 6,936.60, 10,408.68 and 2,553.42 is: 3,831.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.60 : 10,408.68 = 2,553.42 : x
  2. Step 2: Convert to fraction form
    6,936.60/10,408.68 = 2,553.42/x
  3. Step 3: Cross multiply
    6,936.60x = 10,408.68 × 2,553.42
  4. Step 4: Simplify right side
    6,936.60x = 26,577,731.69
  5. Step 5: Solve for x
    x = 26,577,731.69/6,936.60
  6. Step 6: Final answer
    x = 3,831.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.