Home / 4,076.19-5,627.42-2,801.92

Finding the Fourth Proportional to 4,076.19, 5,627.42 and 2,801.92

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Solution

The fourth proportional to 4,076.19, 5,627.42 and 2,801.92 is: 3,868.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.19 : 5,627.42 = 2,801.92 : x
  2. Step 2: Convert to fraction form
    4,076.19/5,627.42 = 2,801.92/x
  3. Step 3: Cross multiply
    4,076.19x = 5,627.42 × 2,801.92
  4. Step 4: Simplify right side
    4,076.19x = 15,767,609.17
  5. Step 5: Solve for x
    x = 15,767,609.17/4,076.19
  6. Step 6: Final answer
    x = 3,868.22

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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.