Home / 11,621.25-16,037.27-6,316.10

Finding the Fourth Proportional to 11,621.25, 16,037.27 and 6,316.10

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Solution

The fourth proportional to 11,621.25, 16,037.27 and 6,316.10 is: 8,716.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.25 : 16,037.27 = 6,316.10 : x
  2. Step 2: Convert to fraction form
    11,621.25/16,037.27 = 6,316.10/x
  3. Step 3: Cross multiply
    11,621.25x = 16,037.27 × 6,316.10
  4. Step 4: Simplify right side
    11,621.25x = 101,292,889.28
  5. Step 5: Solve for x
    x = 101,292,889.28/11,621.25
  6. Step 6: Final answer
    x = 8,716.18

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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.