Home / 11,621.27-16,037.66-6,841.46

Finding the Fourth Proportional to 11,621.27, 16,037.66 and 6,841.46

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Solution

The fourth proportional to 11,621.27, 16,037.66 and 6,841.46 is: 9,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.27 : 16,037.66 = 6,841.46 : x
  2. Step 2: Convert to fraction form
    11,621.27/16,037.66 = 6,841.46/x
  3. Step 3: Cross multiply
    11,621.27x = 16,037.66 × 6,841.46
  4. Step 4: Simplify right side
    11,621.27x = 109,721,009.38
  5. Step 5: Solve for x
    x = 109,721,009.38/11,621.27
  6. Step 6: Final answer
    x = 9,441.40

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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.