Home / 5,274.43-7,912.46-1,763.35

Finding the Fourth Proportional to 5,274.43, 7,912.46 and 1,763.35

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Solution

The fourth proportional to 5,274.43, 7,912.46 and 1,763.35 is: 2,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.43 : 7,912.46 = 1,763.35 : x
  2. Step 2: Convert to fraction form
    5,274.43/7,912.46 = 1,763.35/x
  3. Step 3: Cross multiply
    5,274.43x = 7,912.46 × 1,763.35
  4. Step 4: Simplify right side
    5,274.43x = 13,952,436.34
  5. Step 5: Solve for x
    x = 13,952,436.34/5,274.43
  6. Step 6: Final answer
    x = 2,645.30

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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.