Home / 7,610.41-11,418.21-4,100.77

Finding the Fourth Proportional to 7,610.41, 11,418.21 and 4,100.77

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Solution

The fourth proportional to 7,610.41, 11,418.21 and 4,100.77 is: 6,152.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.41 : 11,418.21 = 4,100.77 : x
  2. Step 2: Convert to fraction form
    7,610.41/11,418.21 = 4,100.77/x
  3. Step 3: Cross multiply
    7,610.41x = 11,418.21 × 4,100.77
  4. Step 4: Simplify right side
    7,610.41x = 46,823,453.02
  5. Step 5: Solve for x
    x = 46,823,453.02/7,610.41
  6. Step 6: Final answer
    x = 6,152.55

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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.