Home / 5,227.52-7,840.92-2,450.30

Finding the Fourth Proportional to 5,227.52, 7,840.92 and 2,450.30

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Solution

The fourth proportional to 5,227.52, 7,840.92 and 2,450.30 is: 3,675.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.52 : 7,840.92 = 2,450.30 : x
  2. Step 2: Convert to fraction form
    5,227.52/7,840.92 = 2,450.30/x
  3. Step 3: Cross multiply
    5,227.52x = 7,840.92 × 2,450.30
  4. Step 4: Simplify right side
    5,227.52x = 19,212,606.28
  5. Step 5: Solve for x
    x = 19,212,606.28/5,227.52
  6. Step 6: Final answer
    x = 3,675.28

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1.5x scale

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.