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Finding the Fourth Proportional to 2,997.33, 4,498.32 and 2,079.33

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Solution

The fourth proportional to 2,997.33, 4,498.32 and 2,079.33 is: 3,120.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.33 : 4,498.32 = 2,079.33 : x
  2. Step 2: Convert to fraction form
    2,997.33/4,498.32 = 2,079.33/x
  3. Step 3: Cross multiply
    2,997.33x = 4,498.32 × 2,079.33
  4. Step 4: Simplify right side
    2,997.33x = 9,353,491.73
  5. Step 5: Solve for x
    x = 9,353,491.73/2,997.33
  6. Step 6: Final answer
    x = 3,120.61

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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.