Home / 3,285.52-4,532.24-2,105.32

Finding the Fourth Proportional to 3,285.52, 4,532.24 and 2,105.32

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Solution

The fourth proportional to 3,285.52, 4,532.24 and 2,105.32 is: 2,904.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.52 : 4,532.24 = 2,105.32 : x
  2. Step 2: Convert to fraction form
    3,285.52/4,532.24 = 2,105.32/x
  3. Step 3: Cross multiply
    3,285.52x = 4,532.24 × 2,105.32
  4. Step 4: Simplify right side
    3,285.52x = 9,541,815.52
  5. Step 5: Solve for x
    x = 9,541,815.52/3,285.52
  6. Step 6: Final answer
    x = 2,904.20

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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.