Home / 4,020.23-6,031.87-2,787.01

Finding the Fourth Proportional to 4,020.23, 6,031.87 and 2,787.01

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Solution

The fourth proportional to 4,020.23, 6,031.87 and 2,787.01 is: 4,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.23 : 6,031.87 = 2,787.01 : x
  2. Step 2: Convert to fraction form
    4,020.23/6,031.87 = 2,787.01/x
  3. Step 3: Cross multiply
    4,020.23x = 6,031.87 × 2,787.01
  4. Step 4: Simplify right side
    4,020.23x = 16,810,859.96
  5. Step 5: Solve for x
    x = 16,810,859.96/4,020.23
  6. Step 6: Final answer
    x = 4,181.56

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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.