Home / 8,365.41-12,551.19-3,433.72

Finding the Fourth Proportional to 8,365.41, 12,551.19 and 3,433.72

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Solution

The fourth proportional to 8,365.41, 12,551.19 and 3,433.72 is: 5,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365.41 : 12,551.19 = 3,433.72 : x
  2. Step 2: Convert to fraction form
    8,365.41/12,551.19 = 3,433.72/x
  3. Step 3: Cross multiply
    8,365.41x = 12,551.19 × 3,433.72
  4. Step 4: Simplify right side
    8,365.41x = 43,097,272.13
  5. Step 5: Solve for x
    x = 43,097,272.13/8,365.41
  6. Step 6: Final answer
    x = 5,151.84

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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.