Home / 10,341.75-15,511.09-3,767.94

Finding the Fourth Proportional to 10,341.75, 15,511.09 and 3,767.94

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Solution

The fourth proportional to 10,341.75, 15,511.09 and 3,767.94 is: 5,651.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.75 : 15,511.09 = 3,767.94 : x
  2. Step 2: Convert to fraction form
    10,341.75/15,511.09 = 3,767.94/x
  3. Step 3: Cross multiply
    10,341.75x = 15,511.09 × 3,767.94
  4. Step 4: Simplify right side
    10,341.75x = 58,444,856.45
  5. Step 5: Solve for x
    x = 58,444,856.45/10,341.75
  6. Step 6: Final answer
    x = 5,651.35

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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.