Home / 4,017.78-5,568.21-3,956.31

Finding the Fourth Proportional to 4,017.78, 5,568.21 and 3,956.31

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Solution

The fourth proportional to 4,017.78, 5,568.21 and 3,956.31 is: 5,483.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,017.78 : 5,568.21 = 3,956.31 : x
  2. Step 2: Convert to fraction form
    4,017.78/5,568.21 = 3,956.31/x
  3. Step 3: Cross multiply
    4,017.78x = 5,568.21 × 3,956.31
  4. Step 4: Simplify right side
    4,017.78x = 22,029,564.91
  5. Step 5: Solve for x
    x = 22,029,564.91/4,017.78
  6. Step 6: Final answer
    x = 5,483.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.