Home / 5,529.55-7,634.72-3,405.73

Finding the Fourth Proportional to 5,529.55, 7,634.72 and 3,405.73

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Solution

The fourth proportional to 5,529.55, 7,634.72 and 3,405.73 is: 4,702.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,529.55 : 7,634.72 = 3,405.73 : x
  2. Step 2: Convert to fraction form
    5,529.55/7,634.72 = 3,405.73/x
  3. Step 3: Cross multiply
    5,529.55x = 7,634.72 × 3,405.73
  4. Step 4: Simplify right side
    5,529.55x = 26,001,794.95
  5. Step 5: Solve for x
    x = 26,001,794.95/5,529.55
  6. Step 6: Final answer
    x = 4,702.33

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Half scale
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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.