Home / 6,211-9,312.40-2,512.52

Finding the Fourth Proportional to 6,211, 9,312.40 and 2,512.52

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Solution

The fourth proportional to 6,211, 9,312.40 and 2,512.52 is: 3,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,211 : 9,312.40 = 2,512.52 : x
  2. Step 2: Convert to fraction form
    6,211/9,312.40 = 2,512.52/x
  3. Step 3: Cross multiply
    6,211x = 9,312.40 × 2,512.52
  4. Step 4: Simplify right side
    6,211x = 23,397,591.25
  5. Step 5: Solve for x
    x = 23,397,591.25/6,211
  6. Step 6: Final answer
    x = 3,767.12

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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.