Home / 10,113.83-15,160.33-3,872.14

Finding the Fourth Proportional to 10,113.83, 15,160.33 and 3,872.14

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Solution

The fourth proportional to 10,113.83, 15,160.33 and 3,872.14 is: 5,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.83 : 15,160.33 = 3,872.14 : x
  2. Step 2: Convert to fraction form
    10,113.83/15,160.33 = 3,872.14/x
  3. Step 3: Cross multiply
    10,113.83x = 15,160.33 × 3,872.14
  4. Step 4: Simplify right side
    10,113.83x = 58,702,920.21
  5. Step 5: Solve for x
    x = 58,702,920.21/10,113.83
  6. Step 6: Final answer
    x = 5,804.22

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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.