Home / 3,285.38-4,533.83-2,108.04

Finding the Fourth Proportional to 3,285.38, 4,533.83 and 2,108.04

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Solution

The fourth proportional to 3,285.38, 4,533.83 and 2,108.04 is: 2,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.38 : 4,533.83 = 2,108.04 : x
  2. Step 2: Convert to fraction form
    3,285.38/4,533.83 = 2,108.04/x
  3. Step 3: Cross multiply
    3,285.38x = 4,533.83 × 2,108.04
  4. Step 4: Simplify right side
    3,285.38x = 9,557,484.45
  5. Step 5: Solve for x
    x = 9,557,484.45/3,285.38
  6. Step 6: Final answer
    x = 2,909.10

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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.