Home / 10,353.03-15,529.36-2,561.85

Finding the Fourth Proportional to 10,353.03, 15,529.36 and 2,561.85

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Solution

The fourth proportional to 10,353.03, 15,529.36 and 2,561.85 is: 3,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.03 : 15,529.36 = 2,561.85 : x
  2. Step 2: Convert to fraction form
    10,353.03/15,529.36 = 2,561.85/x
  3. Step 3: Cross multiply
    10,353.03x = 15,529.36 × 2,561.85
  4. Step 4: Simplify right side
    10,353.03x = 39,783,890.92
  5. Step 5: Solve for x
    x = 39,783,890.92/10,353.03
  6. Step 6: Final answer
    x = 3,842.73

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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.