Home / 8,942.26-12,337.46-5,164.92

Finding the Fourth Proportional to 8,942.26, 12,337.46 and 5,164.92

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Solution

The fourth proportional to 8,942.26, 12,337.46 and 5,164.92 is: 7,125.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,942.26 : 12,337.46 = 5,164.92 : x
  2. Step 2: Convert to fraction form
    8,942.26/12,337.46 = 5,164.92/x
  3. Step 3: Cross multiply
    8,942.26x = 12,337.46 × 5,164.92
  4. Step 4: Simplify right side
    8,942.26x = 63,721,968.08
  5. Step 5: Solve for x
    x = 63,721,968.08/8,942.26
  6. Step 6: Final answer
    x = 7,125.94

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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.