Home / 10,348.86-15,518.53-3,327.58

Finding the Fourth Proportional to 10,348.86, 15,518.53 and 3,327.58

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Solution

The fourth proportional to 10,348.86, 15,518.53 and 3,327.58 is: 4,989.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.86 : 15,518.53 = 3,327.58 : x
  2. Step 2: Convert to fraction form
    10,348.86/15,518.53 = 3,327.58/x
  3. Step 3: Cross multiply
    10,348.86x = 15,518.53 × 3,327.58
  4. Step 4: Simplify right side
    10,348.86x = 51,639,064.15
  5. Step 5: Solve for x
    x = 51,639,064.15/10,348.86
  6. Step 6: Final answer
    x = 4,989.83

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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.