Home / 3,624.04-5,001.45-2,131.42

Finding the Fourth Proportional to 3,624.04, 5,001.45 and 2,131.42

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Solution

The fourth proportional to 3,624.04, 5,001.45 and 2,131.42 is: 2,941.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.04 : 5,001.45 = 2,131.42 : x
  2. Step 2: Convert to fraction form
    3,624.04/5,001.45 = 2,131.42/x
  3. Step 3: Cross multiply
    3,624.04x = 5,001.45 × 2,131.42
  4. Step 4: Simplify right side
    3,624.04x = 10,660,190.56
  5. Step 5: Solve for x
    x = 10,660,190.56/3,624.04
  6. Step 6: Final answer
    x = 2,941.52

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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.