Home / 10,078.33-15,116.10-2,683.39

Finding the Fourth Proportional to 10,078.33, 15,116.10 and 2,683.39

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Solution

The fourth proportional to 10,078.33, 15,116.10 and 2,683.39 is: 4,024.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,078.33 : 15,116.10 = 2,683.39 : x
  2. Step 2: Convert to fraction form
    10,078.33/15,116.10 = 2,683.39/x
  3. Step 3: Cross multiply
    10,078.33x = 15,116.10 × 2,683.39
  4. Step 4: Simplify right side
    10,078.33x = 40,562,391.58
  5. Step 5: Solve for x
    x = 40,562,391.58/10,078.33
  6. Step 6: Final answer
    x = 4,024.71

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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.