Home / 10,081.22-13,911.28-5,604.71

Finding the Fourth Proportional to 10,081.22, 13,911.28 and 5,604.71

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Solution

The fourth proportional to 10,081.22, 13,911.28 and 5,604.71 is: 7,734.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081.22 : 13,911.28 = 5,604.71 : x
  2. Step 2: Convert to fraction form
    10,081.22/13,911.28 = 5,604.71/x
  3. Step 3: Cross multiply
    10,081.22x = 13,911.28 × 5,604.71
  4. Step 4: Simplify right side
    10,081.22x = 77,968,606.56
  5. Step 5: Solve for x
    x = 77,968,606.56/10,081.22
  6. Step 6: Final answer
    x = 7,734.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.