Home / 8,301.06-11,450.70-5,911.56

Finding the Fourth Proportional to 8,301.06, 11,450.70 and 5,911.56

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Solution

The fourth proportional to 8,301.06, 11,450.70 and 5,911.56 is: 8,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301.06 : 11,450.70 = 5,911.56 : x
  2. Step 2: Convert to fraction form
    8,301.06/11,450.70 = 5,911.56/x
  3. Step 3: Cross multiply
    8,301.06x = 11,450.70 × 5,911.56
  4. Step 4: Simplify right side
    8,301.06x = 67,691,500.09
  5. Step 5: Solve for x
    x = 67,691,500.09/8,301.06
  6. Step 6: Final answer
    x = 8,154.56

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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.