Home / 8,974.44-12,384.61-4,995.56

Finding the Fourth Proportional to 8,974.44, 12,384.61 and 4,995.56

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Solution

The fourth proportional to 8,974.44, 12,384.61 and 4,995.56 is: 6,893.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,974.44 : 12,384.61 = 4,995.56 : x
  2. Step 2: Convert to fraction form
    8,974.44/12,384.61 = 4,995.56/x
  3. Step 3: Cross multiply
    8,974.44x = 12,384.61 × 4,995.56
  4. Step 4: Simplify right side
    8,974.44x = 61,868,062.33
  5. Step 5: Solve for x
    x = 61,868,062.33/8,974.44
  6. Step 6: Final answer
    x = 6,893.81

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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.