Home / 9,068.49-13,589.97-7,211.37

Finding the Fourth Proportional to 9,068.49, 13,589.97 and 7,211.37

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Solution

The fourth proportional to 9,068.49, 13,589.97 and 7,211.37 is: 10,806.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.49 : 13,589.97 = 7,211.37 : x
  2. Step 2: Convert to fraction form
    9,068.49/13,589.97 = 7,211.37/x
  3. Step 3: Cross multiply
    9,068.49x = 13,589.97 × 7,211.37
  4. Step 4: Simplify right side
    9,068.49x = 98,002,301.96
  5. Step 5: Solve for x
    x = 98,002,301.96/9,068.49
  6. Step 6: Final answer
    x = 10,806.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.