Home / 6,790.86-10,188.99-2,408.76

Finding the Fourth Proportional to 6,790.86, 10,188.99 and 2,408.76

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Solution

The fourth proportional to 6,790.86, 10,188.99 and 2,408.76 is: 3,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.86 : 10,188.99 = 2,408.76 : x
  2. Step 2: Convert to fraction form
    6,790.86/10,188.99 = 2,408.76/x
  3. Step 3: Cross multiply
    6,790.86x = 10,188.99 × 2,408.76
  4. Step 4: Simplify right side
    6,790.86x = 24,542,831.55
  5. Step 5: Solve for x
    x = 24,542,831.55/6,790.86
  6. Step 6: Final answer
    x = 3,614.10

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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.