Home / 3,514.95-5,268.30-1,954.21

Finding the Fourth Proportional to 3,514.95, 5,268.30 and 1,954.21

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Solution

The fourth proportional to 3,514.95, 5,268.30 and 1,954.21 is: 2,929.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.95 : 5,268.30 = 1,954.21 : x
  2. Step 2: Convert to fraction form
    3,514.95/5,268.30 = 1,954.21/x
  3. Step 3: Cross multiply
    3,514.95x = 5,268.30 × 1,954.21
  4. Step 4: Simplify right side
    3,514.95x = 10,295,364.54
  5. Step 5: Solve for x
    x = 10,295,364.54/3,514.95
  6. Step 6: Final answer
    x = 2,929.02

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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.