Home / 3,729.50-5,146.28-2,237.48

Finding the Fourth Proportional to 3,729.50, 5,146.28 and 2,237.48

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Solution

The fourth proportional to 3,729.50, 5,146.28 and 2,237.48 is: 3,087.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.50 : 5,146.28 = 2,237.48 : x
  2. Step 2: Convert to fraction form
    3,729.50/5,146.28 = 2,237.48/x
  3. Step 3: Cross multiply
    3,729.50x = 5,146.28 × 2,237.48
  4. Step 4: Simplify right side
    3,729.50x = 11,514,698.57
  5. Step 5: Solve for x
    x = 11,514,698.57/3,729.50
  6. Step 6: Final answer
    x = 3,087.46

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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.