Home / 4,861.60-7,288.80-3,297.70

Finding the Fourth Proportional to 4,861.60, 7,288.80 and 3,297.70

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Solution

The fourth proportional to 4,861.60, 7,288.80 and 3,297.70 is: 4,944.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,861.60 : 7,288.80 = 3,297.70 : x
  2. Step 2: Convert to fraction form
    4,861.60/7,288.80 = 3,297.70/x
  3. Step 3: Cross multiply
    4,861.60x = 7,288.80 × 3,297.70
  4. Step 4: Simplify right side
    4,861.60x = 24,036,275.76
  5. Step 5: Solve for x
    x = 24,036,275.76/4,861.60
  6. Step 6: Final answer
    x = 4,944.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.