Home / 6,848.12-9,449.82-3,863.36

Finding the Fourth Proportional to 6,848.12, 9,449.82 and 3,863.36

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Solution

The fourth proportional to 6,848.12, 9,449.82 and 3,863.36 is: 5,331.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.12 : 9,449.82 = 3,863.36 : x
  2. Step 2: Convert to fraction form
    6,848.12/9,449.82 = 3,863.36/x
  3. Step 3: Cross multiply
    6,848.12x = 9,449.82 × 3,863.36
  4. Step 4: Simplify right side
    6,848.12x = 36,508,056.60
  5. Step 5: Solve for x
    x = 36,508,056.60/6,848.12
  6. Step 6: Final answer
    x = 5,331.11

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1.5x scale

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.