Home / 3,514.21-4,849.43-2,521.15

Finding the Fourth Proportional to 3,514.21, 4,849.43 and 2,521.15

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Solution

The fourth proportional to 3,514.21, 4,849.43 and 2,521.15 is: 3,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.21 : 4,849.43 = 2,521.15 : x
  2. Step 2: Convert to fraction form
    3,514.21/4,849.43 = 2,521.15/x
  3. Step 3: Cross multiply
    3,514.21x = 4,849.43 × 2,521.15
  4. Step 4: Simplify right side
    3,514.21x = 12,226,115.72
  5. Step 5: Solve for x
    x = 12,226,115.72/3,514.21
  6. Step 6: Final answer
    x = 3,479.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.