Home / 10,889.25-16,333.57-3,493.68

Finding the Fourth Proportional to 10,889.25, 16,333.57 and 3,493.68

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Solution

The fourth proportional to 10,889.25, 16,333.57 and 3,493.68 is: 5,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.25 : 16,333.57 = 3,493.68 : x
  2. Step 2: Convert to fraction form
    10,889.25/16,333.57 = 3,493.68/x
  3. Step 3: Cross multiply
    10,889.25x = 16,333.57 × 3,493.68
  4. Step 4: Simplify right side
    10,889.25x = 57,064,266.84
  5. Step 5: Solve for x
    x = 57,064,266.84/10,889.25
  6. Step 6: Final answer
    x = 5,240.42

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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.