Home / 10,501.03-15,754.11-3,105.19

Finding the Fourth Proportional to 10,501.03, 15,754.11 and 3,105.19

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Solution

The fourth proportional to 10,501.03, 15,754.11 and 3,105.19 is: 4,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.03 : 15,754.11 = 3,105.19 : x
  2. Step 2: Convert to fraction form
    10,501.03/15,754.11 = 3,105.19/x
  3. Step 3: Cross multiply
    10,501.03x = 15,754.11 × 3,105.19
  4. Step 4: Simplify right side
    10,501.03x = 48,919,504.83
  5. Step 5: Solve for x
    x = 48,919,504.83/10,501.03
  6. Step 6: Final answer
    x = 4,658.54

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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.