Home / 2,976.72-4,461.52-1,027.84

Finding the Fourth Proportional to 2,976.72, 4,461.52 and 1,027.84

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Solution

The fourth proportional to 2,976.72, 4,461.52 and 1,027.84 is: 1,540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.72 : 4,461.52 = 1,027.84 : x
  2. Step 2: Convert to fraction form
    2,976.72/4,461.52 = 1,027.84/x
  3. Step 3: Cross multiply
    2,976.72x = 4,461.52 × 1,027.84
  4. Step 4: Simplify right side
    2,976.72x = 4,585,728.72
  5. Step 5: Solve for x
    x = 4,585,728.72/2,976.72
  6. Step 6: Final answer
    x = 1,540.53

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.