Home / 10,370.75-15,556.19-2,579.56

Finding the Fourth Proportional to 10,370.75, 15,556.19 and 2,579.56

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Solution

The fourth proportional to 10,370.75, 15,556.19 and 2,579.56 is: 3,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.75 : 15,556.19 = 2,579.56 : x
  2. Step 2: Convert to fraction form
    10,370.75/15,556.19 = 2,579.56/x
  3. Step 3: Cross multiply
    10,370.75x = 15,556.19 × 2,579.56
  4. Step 4: Simplify right side
    10,370.75x = 40,128,125.48
  5. Step 5: Solve for x
    x = 40,128,125.48/10,370.75
  6. Step 6: Final answer
    x = 3,869.36

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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.