Home / 5,826-8,040.36-3,342.48

Finding the Fourth Proportional to 5,826, 8,040.36 and 3,342.48

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Solution

The fourth proportional to 5,826, 8,040.36 and 3,342.48 is: 4,612.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,826 : 8,040.36 = 3,342.48 : x
  2. Step 2: Convert to fraction form
    5,826/8,040.36 = 3,342.48/x
  3. Step 3: Cross multiply
    5,826x = 8,040.36 × 3,342.48
  4. Step 4: Simplify right side
    5,826x = 26,874,742.49
  5. Step 5: Solve for x
    x = 26,874,742.49/5,826
  6. Step 6: Final answer
    x = 4,612.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.