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Finding the Fourth Proportional to 6,362.44, 8,780.18 and 3,529.73

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Solution

The fourth proportional to 6,362.44, 8,780.18 and 3,529.73 is: 4,871.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362.44 : 8,780.18 = 3,529.73 : x
  2. Step 2: Convert to fraction form
    6,362.44/8,780.18 = 3,529.73/x
  3. Step 3: Cross multiply
    6,362.44x = 8,780.18 × 3,529.73
  4. Step 4: Simplify right side
    6,362.44x = 30,991,603.20
  5. Step 5: Solve for x
    x = 30,991,603.20/6,362.44
  6. Step 6: Final answer
    x = 4,871.03

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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.