Home / 10,053.39-15,081.36-3,815.58

Finding the Fourth Proportional to 10,053.39, 15,081.36 and 3,815.58

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Solution

The fourth proportional to 10,053.39, 15,081.36 and 3,815.58 is: 5,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,053.39 : 15,081.36 = 3,815.58 : x
  2. Step 2: Convert to fraction form
    10,053.39/15,081.36 = 3,815.58/x
  3. Step 3: Cross multiply
    10,053.39x = 15,081.36 × 3,815.58
  4. Step 4: Simplify right side
    10,053.39x = 57,544,135.59
  5. Step 5: Solve for x
    x = 57,544,135.59/10,053.39
  6. Step 6: Final answer
    x = 5,723.85

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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.