Home / 2,884.66-4,328.40-1,788.73

Finding the Fourth Proportional to 2,884.66, 4,328.40 and 1,788.73

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Solution

The fourth proportional to 2,884.66, 4,328.40 and 1,788.73 is: 2,683.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.66 : 4,328.40 = 1,788.73 : x
  2. Step 2: Convert to fraction form
    2,884.66/4,328.40 = 1,788.73/x
  3. Step 3: Cross multiply
    2,884.66x = 4,328.40 × 1,788.73
  4. Step 4: Simplify right side
    2,884.66x = 7,742,338.93
  5. Step 5: Solve for x
    x = 7,742,338.93/2,884.66
  6. Step 6: Final answer
    x = 2,683.97

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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.