Home / 11,734.80-16,162.92-8,741.04

Finding the Fourth Proportional to 11,734.80, 16,162.92 and 8,741.04

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Solution

The fourth proportional to 11,734.80, 16,162.92 and 8,741.04 is: 12,039.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,734.80 : 16,162.92 = 8,741.04 : x
  2. Step 2: Convert to fraction form
    11,734.80/16,162.92 = 8,741.04/x
  3. Step 3: Cross multiply
    11,734.80x = 16,162.92 × 8,741.04
  4. Step 4: Simplify right side
    11,734.80x = 141,280,730.24
  5. Step 5: Solve for x
    x = 141,280,730.24/11,734.80
  6. Step 6: Final answer
    x = 12,039.47

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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.