Home / 7,403.16-11,108.91-2,722.56

Finding the Fourth Proportional to 7,403.16, 11,108.91 and 2,722.56

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Solution

The fourth proportional to 7,403.16, 11,108.91 and 2,722.56 is: 4,085.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.16 : 11,108.91 = 2,722.56 : x
  2. Step 2: Convert to fraction form
    7,403.16/11,108.91 = 2,722.56/x
  3. Step 3: Cross multiply
    7,403.16x = 11,108.91 × 2,722.56
  4. Step 4: Simplify right side
    7,403.16x = 30,244,674.01
  5. Step 5: Solve for x
    x = 30,244,674.01/7,403.16
  6. Step 6: Final answer
    x = 4,085.37

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