Home / 10,068.12-15,102.18-3,826.66

Finding the Fourth Proportional to 10,068.12, 15,102.18 and 3,826.66

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Solution

The fourth proportional to 10,068.12, 15,102.18 and 3,826.66 is: 5,739.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,068.12 : 15,102.18 = 3,826.66 : x
  2. Step 2: Convert to fraction form
    10,068.12/15,102.18 = 3,826.66/x
  3. Step 3: Cross multiply
    10,068.12x = 15,102.18 × 3,826.66
  4. Step 4: Simplify right side
    10,068.12x = 57,790,908.12
  5. Step 5: Solve for x
    x = 57,790,908.12/10,068.12
  6. Step 6: Final answer
    x = 5,739.99

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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.