Home / 4,406.07-6,608.64-1,119.18

Finding the Fourth Proportional to 4,406.07, 6,608.64 and 1,119.18

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Solution

The fourth proportional to 4,406.07, 6,608.64 and 1,119.18 is: 1,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.07 : 6,608.64 = 1,119.18 : x
  2. Step 2: Convert to fraction form
    4,406.07/6,608.64 = 1,119.18/x
  3. Step 3: Cross multiply
    4,406.07x = 6,608.64 × 1,119.18
  4. Step 4: Simplify right side
    4,406.07x = 7,396,257.72
  5. Step 5: Solve for x
    x = 7,396,257.72/4,406.07
  6. Step 6: Final answer
    x = 1,678.65

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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.