Home / 8,899.84-13,333.20-6,942.64

Finding the Fourth Proportional to 8,899.84, 13,333.20 and 6,942.64

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Solution

The fourth proportional to 8,899.84, 13,333.20 and 6,942.64 is: 10,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.84 : 13,333.20 = 6,942.64 : x
  2. Step 2: Convert to fraction form
    8,899.84/13,333.20 = 6,942.64/x
  3. Step 3: Cross multiply
    8,899.84x = 13,333.20 × 6,942.64
  4. Step 4: Simplify right side
    8,899.84x = 92,567,607.65
  5. Step 5: Solve for x
    x = 92,567,607.65/8,899.84
  6. Step 6: Final answer
    x = 10,401.04

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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.