Home / 3,725.16-5,139.87-2,233.35

Finding the Fourth Proportional to 3,725.16, 5,139.87 and 2,233.35

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Solution

The fourth proportional to 3,725.16, 5,139.87 and 2,233.35 is: 3,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.16 : 5,139.87 = 2,233.35 : x
  2. Step 2: Convert to fraction form
    3,725.16/5,139.87 = 2,233.35/x
  3. Step 3: Cross multiply
    3,725.16x = 5,139.87 × 2,233.35
  4. Step 4: Simplify right side
    3,725.16x = 11,479,128.66
  5. Step 5: Solve for x
    x = 11,479,128.66/3,725.16
  6. Step 6: Final answer
    x = 3,081.51

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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.