Home / 3,021.88-4,534.08-1,174.28

Finding the Fourth Proportional to 3,021.88, 4,534.08 and 1,174.28

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Solution

The fourth proportional to 3,021.88, 4,534.08 and 1,174.28 is: 1,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021.88 : 4,534.08 = 1,174.28 : x
  2. Step 2: Convert to fraction form
    3,021.88/4,534.08 = 1,174.28/x
  3. Step 3: Cross multiply
    3,021.88x = 4,534.08 × 1,174.28
  4. Step 4: Simplify right side
    3,021.88x = 5,324,279.46
  5. Step 5: Solve for x
    x = 5,324,279.46/3,021.88
  6. Step 6: Final answer
    x = 1,761.91

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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.