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Finding the Fourth Proportional to 8,484.87, 12,722.19 and 3,804.03

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Solution

The fourth proportional to 8,484.87, 12,722.19 and 3,804.03 is: 5,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.87 : 12,722.19 = 3,804.03 : x
  2. Step 2: Convert to fraction form
    8,484.87/12,722.19 = 3,804.03/x
  3. Step 3: Cross multiply
    8,484.87x = 12,722.19 × 3,804.03
  4. Step 4: Simplify right side
    8,484.87x = 48,395,624.23
  5. Step 5: Solve for x
    x = 48,395,624.23/8,484.87
  6. Step 6: Final answer
    x = 5,703.76

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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.