Home / 3,011.58-4,514.34-1,449.30

Finding the Fourth Proportional to 3,011.58, 4,514.34 and 1,449.30

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Solution

The fourth proportional to 3,011.58, 4,514.34 and 1,449.30 is: 2,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011.58 : 4,514.34 = 1,449.30 : x
  2. Step 2: Convert to fraction form
    3,011.58/4,514.34 = 1,449.30/x
  3. Step 3: Cross multiply
    3,011.58x = 4,514.34 × 1,449.30
  4. Step 4: Simplify right side
    3,011.58x = 6,542,632.96
  5. Step 5: Solve for x
    x = 6,542,632.96/3,011.58
  6. Step 6: Final answer
    x = 2,172.49

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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.