Home / 5,203.50-7,180.92-2,845.59

Finding the Fourth Proportional to 5,203.50, 7,180.92 and 2,845.59

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Solution

The fourth proportional to 5,203.50, 7,180.92 and 2,845.59 is: 3,926.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.50 : 7,180.92 = 2,845.59 : x
  2. Step 2: Convert to fraction form
    5,203.50/7,180.92 = 2,845.59/x
  3. Step 3: Cross multiply
    5,203.50x = 7,180.92 × 2,845.59
  4. Step 4: Simplify right side
    5,203.50x = 20,433,954.14
  5. Step 5: Solve for x
    x = 20,433,954.14/5,203.50
  6. Step 6: Final answer
    x = 3,926.96

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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.