Home / 5,087.52-7,626.96-3,135.36

Finding the Fourth Proportional to 5,087.52, 7,626.96 and 3,135.36

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Solution

The fourth proportional to 5,087.52, 7,626.96 and 3,135.36 is: 4,700.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,087.52 : 7,626.96 = 3,135.36 : x
  2. Step 2: Convert to fraction form
    5,087.52/7,626.96 = 3,135.36/x
  3. Step 3: Cross multiply
    5,087.52x = 7,626.96 × 3,135.36
  4. Step 4: Simplify right side
    5,087.52x = 23,913,265.31
  5. Step 5: Solve for x
    x = 23,913,265.31/5,087.52
  6. Step 6: Final answer
    x = 4,700.38

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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.