Home / 3,514.20-5,282.10-3,449.40

Finding the Fourth Proportional to 3,514.20, 5,282.10 and 3,449.40

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Solution

The fourth proportional to 3,514.20, 5,282.10 and 3,449.40 is: 5,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.20 : 5,282.10 = 3,449.40 : x
  2. Step 2: Convert to fraction form
    3,514.20/5,282.10 = 3,449.40/x
  3. Step 3: Cross multiply
    3,514.20x = 5,282.10 × 3,449.40
  4. Step 4: Simplify right side
    3,514.20x = 18,220,075.74
  5. Step 5: Solve for x
    x = 18,220,075.74/3,514.20
  6. Step 6: Final answer
    x = 5,184.70

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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.