Home / 3,298.57-4,550.78-2,039.23

Finding the Fourth Proportional to 3,298.57, 4,550.78 and 2,039.23

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Solution

The fourth proportional to 3,298.57, 4,550.78 and 2,039.23 is: 2,813.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.57 : 4,550.78 = 2,039.23 : x
  2. Step 2: Convert to fraction form
    3,298.57/4,550.78 = 2,039.23/x
  3. Step 3: Cross multiply
    3,298.57x = 4,550.78 × 2,039.23
  4. Step 4: Simplify right side
    3,298.57x = 9,280,072.29
  5. Step 5: Solve for x
    x = 9,280,072.29/3,298.57
  6. Step 6: Final answer
    x = 2,813.36

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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.