Home / 4,001.86-5,522.63-2,209.43

Finding the Fourth Proportional to 4,001.86, 5,522.63 and 2,209.43

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Solution

The fourth proportional to 4,001.86, 5,522.63 and 2,209.43 is: 3,049.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.86 : 5,522.63 = 2,209.43 : x
  2. Step 2: Convert to fraction form
    4,001.86/5,522.63 = 2,209.43/x
  3. Step 3: Cross multiply
    4,001.86x = 5,522.63 × 2,209.43
  4. Step 4: Simplify right side
    4,001.86x = 12,201,864.40
  5. Step 5: Solve for x
    x = 12,201,864.40/4,001.86
  6. Step 6: Final answer
    x = 3,049.05

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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.