Home / 10,829.02-16,247.68-3,809.76

Finding the Fourth Proportional to 10,829.02, 16,247.68 and 3,809.76

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Solution

The fourth proportional to 10,829.02, 16,247.68 and 3,809.76 is: 5,716.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.02 : 16,247.68 = 3,809.76 : x
  2. Step 2: Convert to fraction form
    10,829.02/16,247.68 = 3,809.76/x
  3. Step 3: Cross multiply
    10,829.02x = 16,247.68 × 3,809.76
  4. Step 4: Simplify right side
    10,829.02x = 61,899,761.36
  5. Step 5: Solve for x
    x = 61,899,761.36/10,829.02
  6. Step 6: Final answer
    x = 5,716.10

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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.