Home / 6,712.32-10,069.76-2,608

Finding the Fourth Proportional to 6,712.32, 10,069.76 and 2,608

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Solution

The fourth proportional to 6,712.32, 10,069.76 and 2,608 is: 3,912.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.32 : 10,069.76 = 2,608 : x
  2. Step 2: Convert to fraction form
    6,712.32/10,069.76 = 2,608/x
  3. Step 3: Cross multiply
    6,712.32x = 10,069.76 × 2,608
  4. Step 4: Simplify right side
    6,712.32x = 26,261,934.08
  5. Step 5: Solve for x
    x = 26,261,934.08/6,712.32
  6. Step 6: Final answer
    x = 3,912.50

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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.