Home / 3,056.72-4,580.20-1,759.12

Finding the Fourth Proportional to 3,056.72, 4,580.20 and 1,759.12

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Solution

The fourth proportional to 3,056.72, 4,580.20 and 1,759.12 is: 2,635.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.72 : 4,580.20 = 1,759.12 : x
  2. Step 2: Convert to fraction form
    3,056.72/4,580.20 = 1,759.12/x
  3. Step 3: Cross multiply
    3,056.72x = 4,580.20 × 1,759.12
  4. Step 4: Simplify right side
    3,056.72x = 8,057,121.42
  5. Step 5: Solve for x
    x = 8,057,121.42/3,056.72
  6. Step 6: Final answer
    x = 2,635.87

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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.