Home / 3,742.44-5,587.27-2,860.28

Finding the Fourth Proportional to 3,742.44, 5,587.27 and 2,860.28

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Solution

The fourth proportional to 3,742.44, 5,587.27 and 2,860.28 is: 4,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.44 : 5,587.27 = 2,860.28 : x
  2. Step 2: Convert to fraction form
    3,742.44/5,587.27 = 2,860.28/x
  3. Step 3: Cross multiply
    3,742.44x = 5,587.27 × 2,860.28
  4. Step 4: Simplify right side
    3,742.44x = 15,981,156.64
  5. Step 5: Solve for x
    x = 15,981,156.64/3,742.44
  6. Step 6: Final answer
    x = 4,270.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.