Home / 2,977.44-4,108.52-1,718.48

Finding the Fourth Proportional to 2,977.44, 4,108.52 and 1,718.48

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Solution

The fourth proportional to 2,977.44, 4,108.52 and 1,718.48 is: 2,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.44 : 4,108.52 = 1,718.48 : x
  2. Step 2: Convert to fraction form
    2,977.44/4,108.52 = 1,718.48/x
  3. Step 3: Cross multiply
    2,977.44x = 4,108.52 × 1,718.48
  4. Step 4: Simplify right side
    2,977.44x = 7,060,380.31
  5. Step 5: Solve for x
    x = 7,060,380.31/2,977.44
  6. Step 6: Final answer
    x = 2,371.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.