Home / 6,864.66-10,300.32-3,744.54

Finding the Fourth Proportional to 6,864.66, 10,300.32 and 3,744.54

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Solution

The fourth proportional to 6,864.66, 10,300.32 and 3,744.54 is: 5,618.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864.66 : 10,300.32 = 3,744.54 : x
  2. Step 2: Convert to fraction form
    6,864.66/10,300.32 = 3,744.54/x
  3. Step 3: Cross multiply
    6,864.66x = 10,300.32 × 3,744.54
  4. Step 4: Simplify right side
    6,864.66x = 38,569,960.25
  5. Step 5: Solve for x
    x = 38,569,960.25/6,864.66
  6. Step 6: Final answer
    x = 5,618.63

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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.