Home / 11,621.22-16,036.62-6,316.01

Finding the Fourth Proportional to 11,621.22, 16,036.62 and 6,316.01

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Solution

The fourth proportional to 11,621.22, 16,036.62 and 6,316.01 is: 8,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.22 : 16,036.62 = 6,316.01 : x
  2. Step 2: Convert to fraction form
    11,621.22/16,036.62 = 6,316.01/x
  3. Step 3: Cross multiply
    11,621.22x = 16,036.62 × 6,316.01
  4. Step 4: Simplify right side
    11,621.22x = 101,287,372.10
  5. Step 5: Solve for x
    x = 101,287,372.10/11,621.22
  6. Step 6: Final answer
    x = 8,715.73

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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.