Home / 3,558.87-4,910.40-2,065.92

Finding the Fourth Proportional to 3,558.87, 4,910.40 and 2,065.92

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Solution

The fourth proportional to 3,558.87, 4,910.40 and 2,065.92 is: 2,850.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.87 : 4,910.40 = 2,065.92 : x
  2. Step 2: Convert to fraction form
    3,558.87/4,910.40 = 2,065.92/x
  3. Step 3: Cross multiply
    3,558.87x = 4,910.40 × 2,065.92
  4. Step 4: Simplify right side
    3,558.87x = 10,144,493.57
  5. Step 5: Solve for x
    x = 10,144,493.57/3,558.87
  6. Step 6: Final answer
    x = 2,850.48

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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.