Home / 5,805.50-8,011.33-3,287.56

Finding the Fourth Proportional to 5,805.50, 8,011.33 and 3,287.56

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Solution

The fourth proportional to 5,805.50, 8,011.33 and 3,287.56 is: 4,536.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.50 : 8,011.33 = 3,287.56 : x
  2. Step 2: Convert to fraction form
    5,805.50/8,011.33 = 3,287.56/x
  3. Step 3: Cross multiply
    5,805.50x = 8,011.33 × 3,287.56
  4. Step 4: Simplify right side
    5,805.50x = 26,337,673.97
  5. Step 5: Solve for x
    x = 26,337,673.97/5,805.50
  6. Step 6: Final answer
    x = 4,536.67

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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.