Home / 5,514.03-8,268.57-1,618.74

Finding the Fourth Proportional to 5,514.03, 8,268.57 and 1,618.74

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Solution

The fourth proportional to 5,514.03, 8,268.57 and 1,618.74 is: 2,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.03 : 8,268.57 = 1,618.74 : x
  2. Step 2: Convert to fraction form
    5,514.03/8,268.57 = 1,618.74/x
  3. Step 3: Cross multiply
    5,514.03x = 8,268.57 × 1,618.74
  4. Step 4: Simplify right side
    5,514.03x = 13,384,665.00
  5. Step 5: Solve for x
    x = 13,384,665.00/5,514.03
  6. Step 6: Final answer
    x = 2,427.38

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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.