Home / 2,884.88-4,328.40-1,241.12

Finding the Fourth Proportional to 2,884.88, 4,328.40 and 1,241.12

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Solution

The fourth proportional to 2,884.88, 4,328.40 and 1,241.12 is: 1,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884.88 : 4,328.40 = 1,241.12 : x
  2. Step 2: Convert to fraction form
    2,884.88/4,328.40 = 1,241.12/x
  3. Step 3: Cross multiply
    2,884.88x = 4,328.40 × 1,241.12
  4. Step 4: Simplify right side
    2,884.88x = 5,372,063.81
  5. Step 5: Solve for x
    x = 5,372,063.81/2,884.88
  6. Step 6: Final answer
    x = 1,862.14

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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.