Home / 10,504.35-15,754.27-3,108.87

Finding the Fourth Proportional to 10,504.35, 15,754.27 and 3,108.87

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Solution

The fourth proportional to 10,504.35, 15,754.27 and 3,108.87 is: 4,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,504.35 : 15,754.27 = 3,108.87 : x
  2. Step 2: Convert to fraction form
    10,504.35/15,754.27 = 3,108.87/x
  3. Step 3: Cross multiply
    10,504.35x = 15,754.27 × 3,108.87
  4. Step 4: Simplify right side
    10,504.35x = 48,977,890.83
  5. Step 5: Solve for x
    x = 48,977,890.83/10,504.35
  6. Step 6: Final answer
    x = 4,662.63

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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.