Home / 4,787.52-7,181.26-1,500.87

Finding the Fourth Proportional to 4,787.52, 7,181.26 and 1,500.87

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Solution

The fourth proportional to 4,787.52, 7,181.26 and 1,500.87 is: 2,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.52 : 7,181.26 = 1,500.87 : x
  2. Step 2: Convert to fraction form
    4,787.52/7,181.26 = 1,500.87/x
  3. Step 3: Cross multiply
    4,787.52x = 7,181.26 × 1,500.87
  4. Step 4: Simplify right side
    4,787.52x = 10,778,112.64
  5. Step 5: Solve for x
    x = 10,778,112.64/4,787.52
  6. Step 6: Final answer
    x = 2,251.30

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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.