Home / 5,511.66-8,268.17-1,814.28

Finding the Fourth Proportional to 5,511.66, 8,268.17 and 1,814.28

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Solution

The fourth proportional to 5,511.66, 8,268.17 and 1,814.28 is: 2,721.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.66 : 8,268.17 = 1,814.28 : x
  2. Step 2: Convert to fraction form
    5,511.66/8,268.17 = 1,814.28/x
  3. Step 3: Cross multiply
    5,511.66x = 8,268.17 × 1,814.28
  4. Step 4: Simplify right side
    5,511.66x = 15,000,766.40
  5. Step 5: Solve for x
    x = 15,000,766.40/5,511.66
  6. Step 6: Final answer
    x = 2,721.64

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1.5x scale

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.