Home / 10,272.88-15,409.18-2,481.63

Finding the Fourth Proportional to 10,272.88, 15,409.18 and 2,481.63

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Solution

The fourth proportional to 10,272.88, 15,409.18 and 2,481.63 is: 3,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272.88 : 15,409.18 = 2,481.63 : x
  2. Step 2: Convert to fraction form
    10,272.88/15,409.18 = 2,481.63/x
  3. Step 3: Cross multiply
    10,272.88x = 15,409.18 × 2,481.63
  4. Step 4: Simplify right side
    10,272.88x = 38,239,883.36
  5. Step 5: Solve for x
    x = 38,239,883.36/10,272.88
  6. Step 6: Final answer
    x = 3,722.41

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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.