Home / 11,653.38-16,081.26-6,348.06

Finding the Fourth Proportional to 11,653.38, 16,081.26 and 6,348.06

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Solution

The fourth proportional to 11,653.38, 16,081.26 and 6,348.06 is: 8,760.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.38 : 16,081.26 = 6,348.06 : x
  2. Step 2: Convert to fraction form
    11,653.38/16,081.26 = 6,348.06/x
  3. Step 3: Cross multiply
    11,653.38x = 16,081.26 × 6,348.06
  4. Step 4: Simplify right side
    11,653.38x = 102,084,803.36
  5. Step 5: Solve for x
    x = 102,084,803.36/11,653.38
  6. Step 6: Final answer
    x = 8,760.10

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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.