Home / 8,869.12-13,303.66-6,922.96

Finding the Fourth Proportional to 8,869.12, 13,303.66 and 6,922.96

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Solution

The fourth proportional to 8,869.12, 13,303.66 and 6,922.96 is: 10,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.12 : 13,303.66 = 6,922.96 : x
  2. Step 2: Convert to fraction form
    8,869.12/13,303.66 = 6,922.96/x
  3. Step 3: Cross multiply
    8,869.12x = 13,303.66 × 6,922.96
  4. Step 4: Simplify right side
    8,869.12x = 92,100,706.03
  5. Step 5: Solve for x
    x = 92,100,706.03/8,869.12
  6. Step 6: Final answer
    x = 10,384.42

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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.