Home / 10,734.29-16,085.05-5,461.39

Finding the Fourth Proportional to 10,734.29, 16,085.05 and 5,461.39

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Solution

The fourth proportional to 10,734.29, 16,085.05 and 5,461.39 is: 8,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,734.29 : 16,085.05 = 5,461.39 : x
  2. Step 2: Convert to fraction form
    10,734.29/16,085.05 = 5,461.39/x
  3. Step 3: Cross multiply
    10,734.29x = 16,085.05 × 5,461.39
  4. Step 4: Simplify right side
    10,734.29x = 87,846,737.67
  5. Step 5: Solve for x
    x = 87,846,737.67/10,734.29
  6. Step 6: Final answer
    x = 8,183.75

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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.