Home / 10,844.68-16,279.96-6,464.20

Finding the Fourth Proportional to 10,844.68, 16,279.96 and 6,464.20

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Solution

The fourth proportional to 10,844.68, 16,279.96 and 6,464.20 is: 9,704.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,844.68 : 16,279.96 = 6,464.20 : x
  2. Step 2: Convert to fraction form
    10,844.68/16,279.96 = 6,464.20/x
  3. Step 3: Cross multiply
    10,844.68x = 16,279.96 × 6,464.20
  4. Step 4: Simplify right side
    10,844.68x = 105,236,917.43
  5. Step 5: Solve for x
    x = 105,236,917.43/10,844.68
  6. Step 6: Final answer
    x = 9,704.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.