Home / 11,623.47-16,039.73-6,318.26

Finding the Fourth Proportional to 11,623.47, 16,039.73 and 6,318.26

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Solution

The fourth proportional to 11,623.47, 16,039.73 and 6,318.26 is: 8,718.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.47 : 16,039.73 = 6,318.26 : x
  2. Step 2: Convert to fraction form
    11,623.47/16,039.73 = 6,318.26/x
  3. Step 3: Cross multiply
    11,623.47x = 16,039.73 × 6,318.26
  4. Step 4: Simplify right side
    11,623.47x = 101,343,072.68
  5. Step 5: Solve for x
    x = 101,343,072.68/11,623.47
  6. Step 6: Final answer
    x = 8,718.83

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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.