Home / 10,299.96-15,440.83-4,453.38

Finding the Fourth Proportional to 10,299.96, 15,440.83 and 4,453.38

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Solution

The fourth proportional to 10,299.96, 15,440.83 and 4,453.38 is: 6,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,299.96 : 15,440.83 = 4,453.38 : x
  2. Step 2: Convert to fraction form
    10,299.96/15,440.83 = 4,453.38/x
  3. Step 3: Cross multiply
    10,299.96x = 15,440.83 × 4,453.38
  4. Step 4: Simplify right side
    10,299.96x = 68,763,872.37
  5. Step 5: Solve for x
    x = 68,763,872.37/10,299.96
  6. Step 6: Final answer
    x = 6,676.13

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1.5x scale

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.