Home / 4,522.23-6,776.01-2,787.21

Finding the Fourth Proportional to 4,522.23, 6,776.01 and 2,787.21

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Solution

The fourth proportional to 4,522.23, 6,776.01 and 2,787.21 is: 4,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522.23 : 6,776.01 = 2,787.21 : x
  2. Step 2: Convert to fraction form
    4,522.23/6,776.01 = 2,787.21/x
  3. Step 3: Cross multiply
    4,522.23x = 6,776.01 × 2,787.21
  4. Step 4: Simplify right side
    4,522.23x = 18,886,162.83
  5. Step 5: Solve for x
    x = 18,886,162.83/4,522.23
  6. Step 6: Final answer
    x = 4,176.29

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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.