Home / 6,331.14-9,489.69-2,631.42

Finding the Fourth Proportional to 6,331.14, 9,489.69 and 2,631.42

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Solution

The fourth proportional to 6,331.14, 9,489.69 and 2,631.42 is: 3,944.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331.14 : 9,489.69 = 2,631.42 : x
  2. Step 2: Convert to fraction form
    6,331.14/9,489.69 = 2,631.42/x
  3. Step 3: Cross multiply
    6,331.14x = 9,489.69 × 2,631.42
  4. Step 4: Simplify right side
    6,331.14x = 24,971,360.06
  5. Step 5: Solve for x
    x = 24,971,360.06/6,331.14
  6. Step 6: Final answer
    x = 3,944.21

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1.5x scale

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.