Home / 4,721.96-7,072.16-2,258.51

Finding the Fourth Proportional to 4,721.96, 7,072.16 and 2,258.51

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Solution

The fourth proportional to 4,721.96, 7,072.16 and 2,258.51 is: 3,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.96 : 7,072.16 = 2,258.51 : x
  2. Step 2: Convert to fraction form
    4,721.96/7,072.16 = 2,258.51/x
  3. Step 3: Cross multiply
    4,721.96x = 7,072.16 × 2,258.51
  4. Step 4: Simplify right side
    4,721.96x = 15,972,550.47
  5. Step 5: Solve for x
    x = 15,972,550.47/4,721.96
  6. Step 6: Final answer
    x = 3,382.61

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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.