Home / 3,363.80-5,045.97-1,172.48

Finding the Fourth Proportional to 3,363.80, 5,045.97 and 1,172.48

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Solution

The fourth proportional to 3,363.80, 5,045.97 and 1,172.48 is: 1,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.80 : 5,045.97 = 1,172.48 : x
  2. Step 2: Convert to fraction form
    3,363.80/5,045.97 = 1,172.48/x
  3. Step 3: Cross multiply
    3,363.80x = 5,045.97 × 1,172.48
  4. Step 4: Simplify right side
    3,363.80x = 5,916,298.91
  5. Step 5: Solve for x
    x = 5,916,298.91/3,363.80
  6. Step 6: Final answer
    x = 1,758.81

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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.