Home / 10,125.44-15,186.96-2,730.44

Finding the Fourth Proportional to 10,125.44, 15,186.96 and 2,730.44

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Solution

The fourth proportional to 10,125.44, 15,186.96 and 2,730.44 is: 4,095.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.44 : 15,186.96 = 2,730.44 : x
  2. Step 2: Convert to fraction form
    10,125.44/15,186.96 = 2,730.44/x
  3. Step 3: Cross multiply
    10,125.44x = 15,186.96 × 2,730.44
  4. Step 4: Simplify right side
    10,125.44x = 41,467,083.06
  5. Step 5: Solve for x
    x = 41,467,083.06/10,125.44
  6. Step 6: Final answer
    x = 4,095.34

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1.5x scale

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.