Home / 2,862.03-4,295.80-1,382.28

Finding the Fourth Proportional to 2,862.03, 4,295.80 and 1,382.28

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Solution

The fourth proportional to 2,862.03, 4,295.80 and 1,382.28 is: 2,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.03 : 4,295.80 = 1,382.28 : x
  2. Step 2: Convert to fraction form
    2,862.03/4,295.80 = 1,382.28/x
  3. Step 3: Cross multiply
    2,862.03x = 4,295.80 × 1,382.28
  4. Step 4: Simplify right side
    2,862.03x = 5,937,998.42
  5. Step 5: Solve for x
    x = 5,937,998.42/2,862.03
  6. Step 6: Final answer
    x = 2,074.75

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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.