Home / 10,190.43-14,060.66-6,658.83

Finding the Fourth Proportional to 10,190.43, 14,060.66 and 6,658.83

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Solution

The fourth proportional to 10,190.43, 14,060.66 and 6,658.83 is: 9,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,190.43 : 14,060.66 = 6,658.83 : x
  2. Step 2: Convert to fraction form
    10,190.43/14,060.66 = 6,658.83/x
  3. Step 3: Cross multiply
    10,190.43x = 14,060.66 × 6,658.83
  4. Step 4: Simplify right side
    10,190.43x = 93,627,511.33
  5. Step 5: Solve for x
    x = 93,627,511.33/10,190.43
  6. Step 6: Final answer
    x = 9,187.79

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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.