Home / 2,385.46-3,571.22-1,771.88

Finding the Fourth Proportional to 2,385.46, 3,571.22 and 1,771.88

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Solution

The fourth proportional to 2,385.46, 3,571.22 and 1,771.88 is: 2,652.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.46 : 3,571.22 = 1,771.88 : x
  2. Step 2: Convert to fraction form
    2,385.46/3,571.22 = 1,771.88/x
  3. Step 3: Cross multiply
    2,385.46x = 3,571.22 × 1,771.88
  4. Step 4: Simplify right side
    2,385.46x = 6,327,773.29
  5. Step 5: Solve for x
    x = 6,327,773.29/2,385.46
  6. Step 6: Final answer
    x = 2,652.64

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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.