Home / 5,107.91-7,656.40-3,352.25

Finding the Fourth Proportional to 5,107.91, 7,656.40 and 3,352.25

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Solution

The fourth proportional to 5,107.91, 7,656.40 and 3,352.25 is: 5,024.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.91 : 7,656.40 = 3,352.25 : x
  2. Step 2: Convert to fraction form
    5,107.91/7,656.40 = 3,352.25/x
  3. Step 3: Cross multiply
    5,107.91x = 7,656.40 × 3,352.25
  4. Step 4: Simplify right side
    5,107.91x = 25,666,120.24
  5. Step 5: Solve for x
    x = 25,666,120.24/5,107.91
  6. Step 6: Final answer
    x = 5,024.78

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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.