Home / 2,927.17-4,378.60-2,228.54

Finding the Fourth Proportional to 2,927.17, 4,378.60 and 2,228.54

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Solution

The fourth proportional to 2,927.17, 4,378.60 and 2,228.54 is: 3,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.17 : 4,378.60 = 2,228.54 : x
  2. Step 2: Convert to fraction form
    2,927.17/4,378.60 = 2,228.54/x
  3. Step 3: Cross multiply
    2,927.17x = 4,378.60 × 2,228.54
  4. Step 4: Simplify right side
    2,927.17x = 9,757,874.10
  5. Step 5: Solve for x
    x = 9,757,874.10/2,927.17
  6. Step 6: Final answer
    x = 3,333.56

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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.