Home / 10,229.98-15,345.30-2,834.51

Finding the Fourth Proportional to 10,229.98, 15,345.30 and 2,834.51

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Solution

The fourth proportional to 10,229.98, 15,345.30 and 2,834.51 is: 4,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.98 : 15,345.30 = 2,834.51 : x
  2. Step 2: Convert to fraction form
    10,229.98/15,345.30 = 2,834.51/x
  3. Step 3: Cross multiply
    10,229.98x = 15,345.30 × 2,834.51
  4. Step 4: Simplify right side
    10,229.98x = 43,496,406.30
  5. Step 5: Solve for x
    x = 43,496,406.30/10,229.98
  6. Step 6: Final answer
    x = 4,251.86

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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.