Home / 10,660.06-16,001.61-4,508.38

Finding the Fourth Proportional to 10,660.06, 16,001.61 and 4,508.38

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Solution

The fourth proportional to 10,660.06, 16,001.61 and 4,508.38 is: 6,767.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,660.06 : 16,001.61 = 4,508.38 : x
  2. Step 2: Convert to fraction form
    10,660.06/16,001.61 = 4,508.38/x
  3. Step 3: Cross multiply
    10,660.06x = 16,001.61 × 4,508.38
  4. Step 4: Simplify right side
    10,660.06x = 72,141,338.49
  5. Step 5: Solve for x
    x = 72,141,338.49/10,660.06
  6. Step 6: Final answer
    x = 6,767.44

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1.5x scale

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.