Home / 3,003.80-4,500.90-2,514.20

Finding the Fourth Proportional to 3,003.80, 4,500.90 and 2,514.20

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Solution

The fourth proportional to 3,003.80, 4,500.90 and 2,514.20 is: 3,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.80 : 4,500.90 = 2,514.20 : x
  2. Step 2: Convert to fraction form
    3,003.80/4,500.90 = 2,514.20/x
  3. Step 3: Cross multiply
    3,003.80x = 4,500.90 × 2,514.20
  4. Step 4: Simplify right side
    3,003.80x = 11,316,162.78
  5. Step 5: Solve for x
    x = 11,316,162.78/3,003.80
  6. Step 6: Final answer
    x = 3,767.28

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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.