Home / 3,299.27-4,552.54-1,972.69

Finding the Fourth Proportional to 3,299.27, 4,552.54 and 1,972.69

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Solution

The fourth proportional to 3,299.27, 4,552.54 and 1,972.69 is: 2,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,299.27 : 4,552.54 = 1,972.69 : x
  2. Step 2: Convert to fraction form
    3,299.27/4,552.54 = 1,972.69/x
  3. Step 3: Cross multiply
    3,299.27x = 4,552.54 × 1,972.69
  4. Step 4: Simplify right side
    3,299.27x = 8,980,733.82
  5. Step 5: Solve for x
    x = 8,980,733.82/3,299.27
  6. Step 6: Final answer
    x = 2,722.04

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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.