Home / 5,919.41-8,169.03-3,402.31

Finding the Fourth Proportional to 5,919.41, 8,169.03 and 3,402.31

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Solution

The fourth proportional to 5,919.41, 8,169.03 and 3,402.31 is: 4,695.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.41 : 8,169.03 = 3,402.31 : x
  2. Step 2: Convert to fraction form
    5,919.41/8,169.03 = 3,402.31/x
  3. Step 3: Cross multiply
    5,919.41x = 8,169.03 × 3,402.31
  4. Step 4: Simplify right side
    5,919.41x = 27,793,572.46
  5. Step 5: Solve for x
    x = 27,793,572.46/5,919.41
  6. Step 6: Final answer
    x = 4,695.33

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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.