Home / 3,363.54-5,045.37-1,172.31

Finding the Fourth Proportional to 3,363.54, 5,045.37 and 1,172.31

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Solution

The fourth proportional to 3,363.54, 5,045.37 and 1,172.31 is: 1,758.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.54 : 5,045.37 = 1,172.31 : x
  2. Step 2: Convert to fraction form
    3,363.54/5,045.37 = 1,172.31/x
  3. Step 3: Cross multiply
    3,363.54x = 5,045.37 × 1,172.31
  4. Step 4: Simplify right side
    3,363.54x = 5,914,737.70
  5. Step 5: Solve for x
    x = 5,914,737.70/3,363.54
  6. Step 6: Final answer
    x = 1,758.49

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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.