Home / 11,734.45-16,193.13-6,429.22

Finding the Fourth Proportional to 11,734.45, 16,193.13 and 6,429.22

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Solution

The fourth proportional to 11,734.45, 16,193.13 and 6,429.22 is: 8,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.45 : 16,193.13 = 6,429.22 : x
  2. Step 2: Convert to fraction form
    11,734.45/16,193.13 = 6,429.22/x
  3. Step 3: Cross multiply
    11,734.45x = 16,193.13 × 6,429.22
  4. Step 4: Simplify right side
    11,734.45x = 104,109,195.26
  5. Step 5: Solve for x
    x = 104,109,195.26/11,734.45
  6. Step 6: Final answer
    x = 8,872.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.