Home / 3,363.56-5,045.36-1,172.28

Finding the Fourth Proportional to 3,363.56, 5,045.36 and 1,172.28

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Solution

The fourth proportional to 3,363.56, 5,045.36 and 1,172.28 is: 1,758.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,363.56 : 5,045.36 = 1,172.28 : x
  2. Step 2: Convert to fraction form
    3,363.56/5,045.36 = 1,172.28/x
  3. Step 3: Cross multiply
    3,363.56x = 5,045.36 × 1,172.28
  4. Step 4: Simplify right side
    3,363.56x = 5,914,543.53
  5. Step 5: Solve for x
    x = 5,914,543.53/3,363.56
  6. Step 6: Final answer
    x = 1,758.42

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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.