Home / 4,787.46-7,181.19-1,500.81

Finding the Fourth Proportional to 4,787.46, 7,181.19 and 1,500.81

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Solution

The fourth proportional to 4,787.46, 7,181.19 and 1,500.81 is: 2,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.46 : 7,181.19 = 1,500.81 : x
  2. Step 2: Convert to fraction form
    4,787.46/7,181.19 = 1,500.81/x
  3. Step 3: Cross multiply
    4,787.46x = 7,181.19 × 1,500.81
  4. Step 4: Simplify right side
    4,787.46x = 10,777,583.81
  5. Step 5: Solve for x
    x = 10,777,583.81/4,787.46
  6. Step 6: Final answer
    x = 2,251.21

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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.