Home / 3,787.86-5,680.16-2,032.36

Finding the Fourth Proportional to 3,787.86, 5,680.16 and 2,032.36

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Solution

The fourth proportional to 3,787.86, 5,680.16 and 2,032.36 is: 3,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.86 : 5,680.16 = 2,032.36 : x
  2. Step 2: Convert to fraction form
    3,787.86/5,680.16 = 2,032.36/x
  3. Step 3: Cross multiply
    3,787.86x = 5,680.16 × 2,032.36
  4. Step 4: Simplify right side
    3,787.86x = 11,544,113.24
  5. Step 5: Solve for x
    x = 11,544,113.24/3,787.86
  6. Step 6: Final answer
    x = 3,047.66

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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.