Home / 10,053.44-15,078.10-3,811.30

Finding the Fourth Proportional to 10,053.44, 15,078.10 and 3,811.30

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Solution

The fourth proportional to 10,053.44, 15,078.10 and 3,811.30 is: 5,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.44 : 15,078.10 = 3,811.30 : x
  2. Step 2: Convert to fraction form
    10,053.44/15,078.10 = 3,811.30/x
  3. Step 3: Cross multiply
    10,053.44x = 15,078.10 × 3,811.30
  4. Step 4: Simplify right side
    10,053.44x = 57,467,162.53
  5. Step 5: Solve for x
    x = 57,467,162.53/10,053.44
  6. Step 6: Final answer
    x = 5,716.17

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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.