Home / 10,367.35-15,553.41-2,971.87

Finding the Fourth Proportional to 10,367.35, 15,553.41 and 2,971.87

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Solution

The fourth proportional to 10,367.35, 15,553.41 and 2,971.87 is: 4,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.35 : 15,553.41 = 2,971.87 : x
  2. Step 2: Convert to fraction form
    10,367.35/15,553.41 = 2,971.87/x
  3. Step 3: Cross multiply
    10,367.35x = 15,553.41 × 2,971.87
  4. Step 4: Simplify right side
    10,367.35x = 46,222,712.58
  5. Step 5: Solve for x
    x = 46,222,712.58/10,367.35
  6. Step 6: Final answer
    x = 4,458.49

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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.