Home / 8,908.86-13,356.18-4,226.52

Finding the Fourth Proportional to 8,908.86, 13,356.18 and 4,226.52

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Solution

The fourth proportional to 8,908.86, 13,356.18 and 4,226.52 is: 6,336.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.86 : 13,356.18 = 4,226.52 : x
  2. Step 2: Convert to fraction form
    8,908.86/13,356.18 = 4,226.52/x
  3. Step 3: Cross multiply
    8,908.86x = 13,356.18 × 4,226.52
  4. Step 4: Simplify right side
    8,908.86x = 56,450,161.89
  5. Step 5: Solve for x
    x = 56,450,161.89/8,908.86
  6. Step 6: Final answer
    x = 6,336.41

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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.