Home / 5,911.96-8,158.45-3,259.36

Finding the Fourth Proportional to 5,911.96, 8,158.45 and 3,259.36

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Solution

The fourth proportional to 5,911.96, 8,158.45 and 3,259.36 is: 4,497.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.96 : 8,158.45 = 3,259.36 : x
  2. Step 2: Convert to fraction form
    5,911.96/8,158.45 = 3,259.36/x
  3. Step 3: Cross multiply
    5,911.96x = 8,158.45 × 3,259.36
  4. Step 4: Simplify right side
    5,911.96x = 26,591,346.96
  5. Step 5: Solve for x
    x = 26,591,346.96/5,911.96
  6. Step 6: Final answer
    x = 4,497.89

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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.