Home / 3,787.88-5,225.24-2,576.12

Finding the Fourth Proportional to 3,787.88, 5,225.24 and 2,576.12

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Solution

The fourth proportional to 3,787.88, 5,225.24 and 2,576.12 is: 3,553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.88 : 5,225.24 = 2,576.12 : x
  2. Step 2: Convert to fraction form
    3,787.88/5,225.24 = 2,576.12/x
  3. Step 3: Cross multiply
    3,787.88x = 5,225.24 × 2,576.12
  4. Step 4: Simplify right side
    3,787.88x = 13,460,845.27
  5. Step 5: Solve for x
    x = 13,460,845.27/3,787.88
  6. Step 6: Final answer
    x = 3,553.66

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1.5x scale

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.