Home / 6,841.14-9,440.79-3,856.98

Finding the Fourth Proportional to 6,841.14, 9,440.79 and 3,856.98

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Solution

The fourth proportional to 6,841.14, 9,440.79 and 3,856.98 is: 5,322.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.14 : 9,440.79 = 3,856.98 : x
  2. Step 2: Convert to fraction form
    6,841.14/9,440.79 = 3,856.98/x
  3. Step 3: Cross multiply
    6,841.14x = 9,440.79 × 3,856.98
  4. Step 4: Simplify right side
    6,841.14x = 36,412,938.21
  5. Step 5: Solve for x
    x = 36,412,938.21/6,841.14
  6. Step 6: Final answer
    x = 5,322.64

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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.