Home / 3,514.83-5,268.26-1,432.21

Finding the Fourth Proportional to 3,514.83, 5,268.26 and 1,432.21

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Solution

The fourth proportional to 3,514.83, 5,268.26 and 1,432.21 is: 2,146.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.83 : 5,268.26 = 1,432.21 : x
  2. Step 2: Convert to fraction form
    3,514.83/5,268.26 = 1,432.21/x
  3. Step 3: Cross multiply
    3,514.83x = 5,268.26 × 1,432.21
  4. Step 4: Simplify right side
    3,514.83x = 7,545,254.65
  5. Step 5: Solve for x
    x = 7,545,254.65/3,514.83
  6. Step 6: Final answer
    x = 2,146.69

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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.