Home / 6,824.16-9,416.95-3,839.82

Finding the Fourth Proportional to 6,824.16, 9,416.95 and 3,839.82

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Solution

The fourth proportional to 6,824.16, 9,416.95 and 3,839.82 is: 5,298.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.16 : 9,416.95 = 3,839.82 : x
  2. Step 2: Convert to fraction form
    6,824.16/9,416.95 = 3,839.82/x
  3. Step 3: Cross multiply
    6,824.16x = 9,416.95 × 3,839.82
  4. Step 4: Simplify right side
    6,824.16x = 36,159,392.95
  5. Step 5: Solve for x
    x = 36,159,392.95/6,824.16
  6. Step 6: Final answer
    x = 5,298.73

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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.