Home / 6,212.92-9,317.40-2,052.15

Finding the Fourth Proportional to 6,212.92, 9,317.40 and 2,052.15

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Solution

The fourth proportional to 6,212.92, 9,317.40 and 2,052.15 is: 3,077.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.92 : 9,317.40 = 2,052.15 : x
  2. Step 2: Convert to fraction form
    6,212.92/9,317.40 = 2,052.15/x
  3. Step 3: Cross multiply
    6,212.92x = 9,317.40 × 2,052.15
  4. Step 4: Simplify right side
    6,212.92x = 19,120,702.41
  5. Step 5: Solve for x
    x = 19,120,702.41/6,212.92
  6. Step 6: Final answer
    x = 3,077.57

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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.