Home / 11,122.37-16,688.49-5,856.10

Finding the Fourth Proportional to 11,122.37, 16,688.49 and 5,856.10

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Solution

The fourth proportional to 11,122.37, 16,688.49 and 5,856.10 is: 8,786.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,122.37 : 16,688.49 = 5,856.10 : x
  2. Step 2: Convert to fraction form
    11,122.37/16,688.49 = 5,856.10/x
  3. Step 3: Cross multiply
    11,122.37x = 16,688.49 × 5,856.10
  4. Step 4: Simplify right side
    11,122.37x = 97,729,466.29
  5. Step 5: Solve for x
    x = 97,729,466.29/11,122.37
  6. Step 6: Final answer
    x = 8,786.75

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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.