Home / 3,722.22-5,579.64-1,527.90

Finding the Fourth Proportional to 3,722.22, 5,579.64 and 1,527.90

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Solution

The fourth proportional to 3,722.22, 5,579.64 and 1,527.90 is: 2,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.22 : 5,579.64 = 1,527.90 : x
  2. Step 2: Convert to fraction form
    3,722.22/5,579.64 = 1,527.90/x
  3. Step 3: Cross multiply
    3,722.22x = 5,579.64 × 1,527.90
  4. Step 4: Simplify right side
    3,722.22x = 8,525,131.96
  5. Step 5: Solve for x
    x = 8,525,131.96/3,722.22
  6. Step 6: Final answer
    x = 2,290.34

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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.