Home / 11,099.67-16,641.30-5,249.43

Finding the Fourth Proportional to 11,099.67, 16,641.30 and 5,249.43

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Solution

The fourth proportional to 11,099.67, 16,641.30 and 5,249.43 is: 7,870.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.67 : 16,641.30 = 5,249.43 : x
  2. Step 2: Convert to fraction form
    11,099.67/16,641.30 = 5,249.43/x
  3. Step 3: Cross multiply
    11,099.67x = 16,641.30 × 5,249.43
  4. Step 4: Simplify right side
    11,099.67x = 87,357,339.46
  5. Step 5: Solve for x
    x = 87,357,339.46/11,099.67
  6. Step 6: Final answer
    x = 7,870.26

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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.