Home / 10,899.44-16,349.31-3,108.25

Finding the Fourth Proportional to 10,899.44, 16,349.31 and 3,108.25

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Solution

The fourth proportional to 10,899.44, 16,349.31 and 3,108.25 is: 4,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.44 : 16,349.31 = 3,108.25 : x
  2. Step 2: Convert to fraction form
    10,899.44/16,349.31 = 3,108.25/x
  3. Step 3: Cross multiply
    10,899.44x = 16,349.31 × 3,108.25
  4. Step 4: Simplify right side
    10,899.44x = 50,817,742.81
  5. Step 5: Solve for x
    x = 50,817,742.81/10,899.44
  6. Step 6: Final answer
    x = 4,662.42

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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.