Home / 4,507.74-6,769.10-2,787.30

Finding the Fourth Proportional to 4,507.74, 6,769.10 and 2,787.30

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Solution

The fourth proportional to 4,507.74, 6,769.10 and 2,787.30 is: 4,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.74 : 6,769.10 = 2,787.30 : x
  2. Step 2: Convert to fraction form
    4,507.74/6,769.10 = 2,787.30/x
  3. Step 3: Cross multiply
    4,507.74x = 6,769.10 × 2,787.30
  4. Step 4: Simplify right side
    4,507.74x = 18,867,512.43
  5. Step 5: Solve for x
    x = 18,867,512.43/4,507.74
  6. Step 6: Final answer
    x = 4,185.58

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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.