Home / 4,259.12-5,876-2,862.80

Finding the Fourth Proportional to 4,259.12, 5,876 and 2,862.80

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Solution

The fourth proportional to 4,259.12, 5,876 and 2,862.80 is: 3,949.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.12 : 5,876 = 2,862.80 : x
  2. Step 2: Convert to fraction form
    4,259.12/5,876 = 2,862.80/x
  3. Step 3: Cross multiply
    4,259.12x = 5,876 × 2,862.80
  4. Step 4: Simplify right side
    4,259.12x = 16,821,812.80
  5. Step 5: Solve for x
    x = 16,821,812.80/4,259.12
  6. Step 6: Final answer
    x = 3,949.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.