Home / 5,213.74-7,195.26-3,089.42

Finding the Fourth Proportional to 5,213.74, 7,195.26 and 3,089.42

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Solution

The fourth proportional to 5,213.74, 7,195.26 and 3,089.42 is: 4,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.74 : 7,195.26 = 3,089.42 : x
  2. Step 2: Convert to fraction form
    5,213.74/7,195.26 = 3,089.42/x
  3. Step 3: Cross multiply
    5,213.74x = 7,195.26 × 3,089.42
  4. Step 4: Simplify right side
    5,213.74x = 22,229,180.15
  5. Step 5: Solve for x
    x = 22,229,180.15/5,213.74
  6. Step 6: Final answer
    x = 4,263.58

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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.