Home / 3,329.76-4,561.76-3,205.14

Finding the Fourth Proportional to 3,329.76, 4,561.76 and 3,205.14

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Solution

The fourth proportional to 3,329.76, 4,561.76 and 3,205.14 is: 4,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.76 : 4,561.76 = 3,205.14 : x
  2. Step 2: Convert to fraction form
    3,329.76/4,561.76 = 3,205.14/x
  3. Step 3: Cross multiply
    3,329.76x = 4,561.76 × 3,205.14
  4. Step 4: Simplify right side
    3,329.76x = 14,621,079.45
  5. Step 5: Solve for x
    x = 14,621,079.45/3,329.76
  6. Step 6: Final answer
    x = 4,391.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.