Home / 5,912.15-8,845.95-3,531.41

Finding the Fourth Proportional to 5,912.15, 8,845.95 and 3,531.41

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Solution

The fourth proportional to 5,912.15, 8,845.95 and 3,531.41 is: 5,283.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.15 : 8,845.95 = 3,531.41 : x
  2. Step 2: Convert to fraction form
    5,912.15/8,845.95 = 3,531.41/x
  3. Step 3: Cross multiply
    5,912.15x = 8,845.95 × 3,531.41
  4. Step 4: Simplify right side
    5,912.15x = 31,238,676.29
  5. Step 5: Solve for x
    x = 31,238,676.29/5,912.15
  6. Step 6: Final answer
    x = 5,283.81

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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.