Home / 7,717.22-11,574.92-2,017.81

Finding the Fourth Proportional to 7,717.22, 11,574.92 and 2,017.81

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Solution

The fourth proportional to 7,717.22, 11,574.92 and 2,017.81 is: 3,026.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,717.22 : 11,574.92 = 2,017.81 : x
  2. Step 2: Convert to fraction form
    7,717.22/11,574.92 = 2,017.81/x
  3. Step 3: Cross multiply
    7,717.22x = 11,574.92 × 2,017.81
  4. Step 4: Simplify right side
    7,717.22x = 23,355,921.36
  5. Step 5: Solve for x
    x = 23,355,921.36/7,717.22
  6. Step 6: Final answer
    x = 3,026.47

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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.