Home / 3,329.19-4,991.63-1,768.19

Finding the Fourth Proportional to 3,329.19, 4,991.63 and 1,768.19

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Solution

The fourth proportional to 3,329.19, 4,991.63 and 1,768.19 is: 2,651.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.19 : 4,991.63 = 1,768.19 : x
  2. Step 2: Convert to fraction form
    3,329.19/4,991.63 = 1,768.19/x
  3. Step 3: Cross multiply
    3,329.19x = 4,991.63 × 1,768.19
  4. Step 4: Simplify right side
    3,329.19x = 8,826,116.45
  5. Step 5: Solve for x
    x = 8,826,116.45/3,329.19
  6. Step 6: Final answer
    x = 2,651.13

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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.