Home / 5,200.76-7,174.90-3,629.77

Finding the Fourth Proportional to 5,200.76, 7,174.90 and 3,629.77

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Solution

The fourth proportional to 5,200.76, 7,174.90 and 3,629.77 is: 5,007.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.76 : 7,174.90 = 3,629.77 : x
  2. Step 2: Convert to fraction form
    5,200.76/7,174.90 = 3,629.77/x
  3. Step 3: Cross multiply
    5,200.76x = 7,174.90 × 3,629.77
  4. Step 4: Simplify right side
    5,200.76x = 26,043,236.77
  5. Step 5: Solve for x
    x = 26,043,236.77/5,200.76
  6. Step 6: Final answer
    x = 5,007.58

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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.