Home / 11,986.27-16,541.27-6,680.52

Finding the Fourth Proportional to 11,986.27, 16,541.27 and 6,680.52

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Solution

The fourth proportional to 11,986.27, 16,541.27 and 6,680.52 is: 9,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,986.27 : 16,541.27 = 6,680.52 : x
  2. Step 2: Convert to fraction form
    11,986.27/16,541.27 = 6,680.52/x
  3. Step 3: Cross multiply
    11,986.27x = 16,541.27 × 6,680.52
  4. Step 4: Simplify right side
    11,986.27x = 110,504,314.29
  5. Step 5: Solve for x
    x = 110,504,314.29/11,986.27
  6. Step 6: Final answer
    x = 9,219.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.