Home / 3,530.94-4,872.55-1,937.62

Finding the Fourth Proportional to 3,530.94, 4,872.55 and 1,937.62

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Solution

The fourth proportional to 3,530.94, 4,872.55 and 1,937.62 is: 2,673.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.94 : 4,872.55 = 1,937.62 : x
  2. Step 2: Convert to fraction form
    3,530.94/4,872.55 = 1,937.62/x
  3. Step 3: Cross multiply
    3,530.94x = 4,872.55 × 1,937.62
  4. Step 4: Simplify right side
    3,530.94x = 9,441,150.33
  5. Step 5: Solve for x
    x = 9,441,150.33/3,530.94
  6. Step 6: Final answer
    x = 2,673.83

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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.