Home / 10,679.97-16,018.74-4,101.54

Finding the Fourth Proportional to 10,679.97, 16,018.74 and 4,101.54

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Solution

The fourth proportional to 10,679.97, 16,018.74 and 4,101.54 is: 6,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.97 : 16,018.74 = 4,101.54 : x
  2. Step 2: Convert to fraction form
    10,679.97/16,018.74 = 4,101.54/x
  3. Step 3: Cross multiply
    10,679.97x = 16,018.74 × 4,101.54
  4. Step 4: Simplify right side
    10,679.97x = 65,701,502.86
  5. Step 5: Solve for x
    x = 65,701,502.86/10,679.97
  6. Step 6: Final answer
    x = 6,151.84

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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.