Home / 3,329.54-4,991.18-1,480.92

Finding the Fourth Proportional to 3,329.54, 4,991.18 and 1,480.92

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Solution

The fourth proportional to 3,329.54, 4,991.18 and 1,480.92 is: 2,219.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.54 : 4,991.18 = 1,480.92 : x
  2. Step 2: Convert to fraction form
    3,329.54/4,991.18 = 1,480.92/x
  3. Step 3: Cross multiply
    3,329.54x = 4,991.18 × 1,480.92
  4. Step 4: Simplify right side
    3,329.54x = 7,391,538.29
  5. Step 5: Solve for x
    x = 7,391,538.29/3,329.54
  6. Step 6: Final answer
    x = 2,219.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.