Home / 3,627.14-5,429.55-2,927.30

Finding the Fourth Proportional to 3,627.14, 5,429.55 and 2,927.30

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Solution

The fourth proportional to 3,627.14, 5,429.55 and 2,927.30 is: 4,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,627.14 : 5,429.55 = 2,927.30 : x
  2. Step 2: Convert to fraction form
    3,627.14/5,429.55 = 2,927.30/x
  3. Step 3: Cross multiply
    3,627.14x = 5,429.55 × 2,927.30
  4. Step 4: Simplify right side
    3,627.14x = 15,893,921.72
  5. Step 5: Solve for x
    x = 15,893,921.72/3,627.14
  6. Step 6: Final answer
    x = 4,381.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.