Home / 8,933.42-13,398.30-3,384.86

Finding the Fourth Proportional to 8,933.42, 13,398.30 and 3,384.86

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Solution

The fourth proportional to 8,933.42, 13,398.30 and 3,384.86 is: 5,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,933.42 : 13,398.30 = 3,384.86 : x
  2. Step 2: Convert to fraction form
    8,933.42/13,398.30 = 3,384.86/x
  3. Step 3: Cross multiply
    8,933.42x = 13,398.30 × 3,384.86
  4. Step 4: Simplify right side
    8,933.42x = 45,351,369.74
  5. Step 5: Solve for x
    x = 45,351,369.74/8,933.42
  6. Step 6: Final answer
    x = 5,076.60

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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.