Home / 8,360.31-12,535.81-3,433.41

Finding the Fourth Proportional to 8,360.31, 12,535.81 and 3,433.41

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Solution

The fourth proportional to 8,360.31, 12,535.81 and 3,433.41 is: 5,148.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,360.31 : 12,535.81 = 3,433.41 : x
  2. Step 2: Convert to fraction form
    8,360.31/12,535.81 = 3,433.41/x
  3. Step 3: Cross multiply
    8,360.31x = 12,535.81 × 3,433.41
  4. Step 4: Simplify right side
    8,360.31x = 43,040,575.41
  5. Step 5: Solve for x
    x = 43,040,575.41/8,360.31
  6. Step 6: Final answer
    x = 5,148.20

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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.