Home / 6,418.39-9,628.04-2,471.54

Finding the Fourth Proportional to 6,418.39, 9,628.04 and 2,471.54

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Solution

The fourth proportional to 6,418.39, 9,628.04 and 2,471.54 is: 3,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.39 : 9,628.04 = 2,471.54 : x
  2. Step 2: Convert to fraction form
    6,418.39/9,628.04 = 2,471.54/x
  3. Step 3: Cross multiply
    6,418.39x = 9,628.04 × 2,471.54
  4. Step 4: Simplify right side
    6,418.39x = 23,796,064.15
  5. Step 5: Solve for x
    x = 23,796,064.15/6,418.39
  6. Step 6: Final answer
    x = 3,707.48

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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.