Home / 10,103.95-15,156.42-3,083.41

Finding the Fourth Proportional to 10,103.95, 15,156.42 and 3,083.41

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Solution

The fourth proportional to 10,103.95, 15,156.42 and 3,083.41 is: 4,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.95 : 15,156.42 = 3,083.41 : x
  2. Step 2: Convert to fraction form
    10,103.95/15,156.42 = 3,083.41/x
  3. Step 3: Cross multiply
    10,103.95x = 15,156.42 × 3,083.41
  4. Step 4: Simplify right side
    10,103.95x = 46,733,456.99
  5. Step 5: Solve for x
    x = 46,733,456.99/10,103.95
  6. Step 6: Final answer
    x = 4,625.27

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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.