Home / 10,899.58-16,349.36-3,108.39

Finding the Fourth Proportional to 10,899.58, 16,349.36 and 3,108.39

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Solution

The fourth proportional to 10,899.58, 16,349.36 and 3,108.39 is: 4,662.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899.58 : 16,349.36 = 3,108.39 : x
  2. Step 2: Convert to fraction form
    10,899.58/16,349.36 = 3,108.39/x
  3. Step 3: Cross multiply
    10,899.58x = 16,349.36 × 3,108.39
  4. Step 4: Simplify right side
    10,899.58x = 50,820,187.13
  5. Step 5: Solve for x
    x = 50,820,187.13/10,899.58
  6. Step 6: Final answer
    x = 4,662.58

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Similar ratio
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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.