Home / 11,621.27-16,036.99-6,316.11

Finding the Fourth Proportional to 11,621.27, 16,036.99 and 6,316.11

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Solution

The fourth proportional to 11,621.27, 16,036.99 and 6,316.11 is: 8,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.27 : 16,036.99 = 6,316.11 : x
  2. Step 2: Convert to fraction form
    11,621.27/16,036.99 = 6,316.11/x
  3. Step 3: Cross multiply
    11,621.27x = 16,036.99 × 6,316.11
  4. Step 4: Simplify right side
    11,621.27x = 101,291,377.12
  5. Step 5: Solve for x
    x = 101,291,377.12/11,621.27
  6. Step 6: Final answer
    x = 8,716.03

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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.