Home / 11,039.13-16,561.58-6,684.57

Finding the Fourth Proportional to 11,039.13, 16,561.58 and 6,684.57

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Solution

The fourth proportional to 11,039.13, 16,561.58 and 6,684.57 is: 10,028.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.13 : 16,561.58 = 6,684.57 : x
  2. Step 2: Convert to fraction form
    11,039.13/16,561.58 = 6,684.57/x
  3. Step 3: Cross multiply
    11,039.13x = 16,561.58 × 6,684.57
  4. Step 4: Simplify right side
    11,039.13x = 110,707,007.40
  5. Step 5: Solve for x
    x = 110,707,007.40/11,039.13
  6. Step 6: Final answer
    x = 10,028.60

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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.