Home / 4,174.76-5,765.07-2,685.26

Finding the Fourth Proportional to 4,174.76, 5,765.07 and 2,685.26

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Solution

The fourth proportional to 4,174.76, 5,765.07 and 2,685.26 is: 3,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,174.76 : 5,765.07 = 2,685.26 : x
  2. Step 2: Convert to fraction form
    4,174.76/5,765.07 = 2,685.26/x
  3. Step 3: Cross multiply
    4,174.76x = 5,765.07 × 2,685.26
  4. Step 4: Simplify right side
    4,174.76x = 15,480,689.37
  5. Step 5: Solve for x
    x = 15,480,689.37/4,174.76
  6. Step 6: Final answer
    x = 3,708.17

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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.