Home / 3,733.40-5,151-2,240.60

Finding the Fourth Proportional to 3,733.40, 5,151 and 2,240.60

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Solution

The fourth proportional to 3,733.40, 5,151 and 2,240.60 is: 3,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.40 : 5,151 = 2,240.60 : x
  2. Step 2: Convert to fraction form
    3,733.40/5,151 = 2,240.60/x
  3. Step 3: Cross multiply
    3,733.40x = 5,151 × 2,240.60
  4. Step 4: Simplify right side
    3,733.40x = 11,541,330.60
  5. Step 5: Solve for x
    x = 11,541,330.60/3,733.40
  6. Step 6: Final answer
    x = 3,091.37

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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.