Home / 6,020.81-8,308.40-3,331.91

Finding the Fourth Proportional to 6,020.81, 8,308.40 and 3,331.91

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Solution

The fourth proportional to 6,020.81, 8,308.40 and 3,331.91 is: 4,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,020.81 : 8,308.40 = 3,331.91 : x
  2. Step 2: Convert to fraction form
    6,020.81/8,308.40 = 3,331.91/x
  3. Step 3: Cross multiply
    6,020.81x = 8,308.40 × 3,331.91
  4. Step 4: Simplify right side
    6,020.81x = 27,682,824.38
  5. Step 5: Solve for x
    x = 27,682,824.38/6,020.81
  6. Step 6: Final answer
    x = 4,597.86

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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.