Home / 3,722.50-5,583.67-3,141.22

Finding the Fourth Proportional to 3,722.50, 5,583.67 and 3,141.22

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Solution

The fourth proportional to 3,722.50, 5,583.67 and 3,141.22 is: 4,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.50 : 5,583.67 = 3,141.22 : x
  2. Step 2: Convert to fraction form
    3,722.50/5,583.67 = 3,141.22/x
  3. Step 3: Cross multiply
    3,722.50x = 5,583.67 × 3,141.22
  4. Step 4: Simplify right side
    3,722.50x = 17,539,535.88
  5. Step 5: Solve for x
    x = 17,539,535.88/3,722.50
  6. Step 6: Final answer
    x = 4,711.76

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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.