Home / 4,787.51-7,181.27-1,500.86

Finding the Fourth Proportional to 4,787.51, 7,181.27 and 1,500.86

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Solution

The fourth proportional to 4,787.51, 7,181.27 and 1,500.86 is: 2,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.51 : 7,181.27 = 1,500.86 : x
  2. Step 2: Convert to fraction form
    4,787.51/7,181.27 = 1,500.86/x
  3. Step 3: Cross multiply
    4,787.51x = 7,181.27 × 1,500.86
  4. Step 4: Simplify right side
    4,787.51x = 10,778,084.64
  5. Step 5: Solve for x
    x = 10,778,084.64/4,787.51
  6. Step 6: Final answer
    x = 2,251.29

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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.