Home / 4,951.88-7,427.34-3,571.72

Finding the Fourth Proportional to 4,951.88, 7,427.34 and 3,571.72

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Solution

The fourth proportional to 4,951.88, 7,427.34 and 3,571.72 is: 5,357.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,951.88 : 7,427.34 = 3,571.72 : x
  2. Step 2: Convert to fraction form
    4,951.88/7,427.34 = 3,571.72/x
  3. Step 3: Cross multiply
    4,951.88x = 7,427.34 × 3,571.72
  4. Step 4: Simplify right side
    4,951.88x = 26,528,378.82
  5. Step 5: Solve for x
    x = 26,528,378.82/4,951.88
  6. Step 6: Final answer
    x = 5,357.23

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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.