Home / 9,510.60-13,122.90-6,110.61

Finding the Fourth Proportional to 9,510.60, 13,122.90 and 6,110.61

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Solution

The fourth proportional to 9,510.60, 13,122.90 and 6,110.61 is: 8,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510.60 : 13,122.90 = 6,110.61 : x
  2. Step 2: Convert to fraction form
    9,510.60/13,122.90 = 6,110.61/x
  3. Step 3: Cross multiply
    9,510.60x = 13,122.90 × 6,110.61
  4. Step 4: Simplify right side
    9,510.60x = 80,188,923.97
  5. Step 5: Solve for x
    x = 80,188,923.97/9,510.60
  6. Step 6: Final answer
    x = 8,431.53

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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.