Home / 3,787.08-5,675.70-2,030.20

Finding the Fourth Proportional to 3,787.08, 5,675.70 and 2,030.20

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Solution

The fourth proportional to 3,787.08, 5,675.70 and 2,030.20 is: 3,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.08 : 5,675.70 = 2,030.20 : x
  2. Step 2: Convert to fraction form
    3,787.08/5,675.70 = 2,030.20/x
  3. Step 3: Cross multiply
    3,787.08x = 5,675.70 × 2,030.20
  4. Step 4: Simplify right side
    3,787.08x = 11,522,806.14
  5. Step 5: Solve for x
    x = 11,522,806.14/3,787.08
  6. Step 6: Final answer
    x = 3,042.66

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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.