Home / 4,785.78-7,174.71-2,014.56

Finding the Fourth Proportional to 4,785.78, 7,174.71 and 2,014.56

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Solution

The fourth proportional to 4,785.78, 7,174.71 and 2,014.56 is: 3,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.78 : 7,174.71 = 2,014.56 : x
  2. Step 2: Convert to fraction form
    4,785.78/7,174.71 = 2,014.56/x
  3. Step 3: Cross multiply
    4,785.78x = 7,174.71 × 2,014.56
  4. Step 4: Simplify right side
    4,785.78x = 14,453,883.78
  5. Step 5: Solve for x
    x = 14,453,883.78/4,785.78
  6. Step 6: Final answer
    x = 3,020.17

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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.