Home / 5,912.72-8,870.40-2,450

Finding the Fourth Proportional to 5,912.72, 8,870.40 and 2,450

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Solution

The fourth proportional to 5,912.72, 8,870.40 and 2,450 is: 3,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.72 : 8,870.40 = 2,450 : x
  2. Step 2: Convert to fraction form
    5,912.72/8,870.40 = 2,450/x
  3. Step 3: Cross multiply
    5,912.72x = 8,870.40 × 2,450
  4. Step 4: Simplify right side
    5,912.72x = 21,732,480
  5. Step 5: Solve for x
    x = 21,732,480/5,912.72
  6. Step 6: Final answer
    x = 3,675.55

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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.