Home / 3,014.24-4,161.04-2,020.20

Finding the Fourth Proportional to 3,014.24, 4,161.04 and 2,020.20

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Solution

The fourth proportional to 3,014.24, 4,161.04 and 2,020.20 is: 2,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.24 : 4,161.04 = 2,020.20 : x
  2. Step 2: Convert to fraction form
    3,014.24/4,161.04 = 2,020.20/x
  3. Step 3: Cross multiply
    3,014.24x = 4,161.04 × 2,020.20
  4. Step 4: Simplify right side
    3,014.24x = 8,406,133.01
  5. Step 5: Solve for x
    x = 8,406,133.01/3,014.24
  6. Step 6: Final answer
    x = 2,788.81

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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.