Home / 4,578.39-6,870.66-1,804.75

Finding the Fourth Proportional to 4,578.39, 6,870.66 and 1,804.75

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Solution

The fourth proportional to 4,578.39, 6,870.66 and 1,804.75 is: 2,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.39 : 6,870.66 = 1,804.75 : x
  2. Step 2: Convert to fraction form
    4,578.39/6,870.66 = 1,804.75/x
  3. Step 3: Cross multiply
    4,578.39x = 6,870.66 × 1,804.75
  4. Step 4: Simplify right side
    4,578.39x = 12,399,799.69
  5. Step 5: Solve for x
    x = 12,399,799.69/4,578.39
  6. Step 6: Final answer
    x = 2,708.33

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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.