Home / 5,371.38-7,412.60-3,246.62

Finding the Fourth Proportional to 5,371.38, 7,412.60 and 3,246.62

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Solution

The fourth proportional to 5,371.38, 7,412.60 and 3,246.62 is: 4,480.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.38 : 7,412.60 = 3,246.62 : x
  2. Step 2: Convert to fraction form
    5,371.38/7,412.60 = 3,246.62/x
  3. Step 3: Cross multiply
    5,371.38x = 7,412.60 × 3,246.62
  4. Step 4: Simplify right side
    5,371.38x = 24,065,842.12
  5. Step 5: Solve for x
    x = 24,065,842.12/5,371.38
  6. Step 6: Final answer
    x = 4,480.38

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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.