Home / 5,101.92-7,653.26-2,137.39

Finding the Fourth Proportional to 5,101.92, 7,653.26 and 2,137.39

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Solution

The fourth proportional to 5,101.92, 7,653.26 and 2,137.39 is: 3,206.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101.92 : 7,653.26 = 2,137.39 : x
  2. Step 2: Convert to fraction form
    5,101.92/7,653.26 = 2,137.39/x
  3. Step 3: Cross multiply
    5,101.92x = 7,653.26 × 2,137.39
  4. Step 4: Simplify right side
    5,101.92x = 16,358,001.39
  5. Step 5: Solve for x
    x = 16,358,001.39/5,101.92
  6. Step 6: Final answer
    x = 3,206.24

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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.