Home / 7,299.96-10,939.66-4,175.28

Finding the Fourth Proportional to 7,299.96, 10,939.66 and 4,175.28

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Solution

The fourth proportional to 7,299.96, 10,939.66 and 4,175.28 is: 6,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.96 : 10,939.66 = 4,175.28 : x
  2. Step 2: Convert to fraction form
    7,299.96/10,939.66 = 4,175.28/x
  3. Step 3: Cross multiply
    7,299.96x = 10,939.66 × 4,175.28
  4. Step 4: Simplify right side
    7,299.96x = 45,676,143.60
  5. Step 5: Solve for x
    x = 45,676,143.60/7,299.96
  6. Step 6: Final answer
    x = 6,257.04

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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.