Home / 11,623.08-16,039.26-6,317.70

Finding the Fourth Proportional to 11,623.08, 16,039.26 and 6,317.70

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Solution

The fourth proportional to 11,623.08, 16,039.26 and 6,317.70 is: 8,718.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.08 : 16,039.26 = 6,317.70 : x
  2. Step 2: Convert to fraction form
    11,623.08/16,039.26 = 6,317.70/x
  3. Step 3: Cross multiply
    11,623.08x = 16,039.26 × 6,317.70
  4. Step 4: Simplify right side
    11,623.08x = 101,331,232.90
  5. Step 5: Solve for x
    x = 101,331,232.90/11,623.08
  6. Step 6: Final answer
    x = 8,718.11

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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.