Home / 10,669.98-16,007.40-4,099.26

Finding the Fourth Proportional to 10,669.98, 16,007.40 and 4,099.26

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Solution

The fourth proportional to 10,669.98, 16,007.40 and 4,099.26 is: 6,149.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,669.98 : 16,007.40 = 4,099.26 : x
  2. Step 2: Convert to fraction form
    10,669.98/16,007.40 = 4,099.26/x
  3. Step 3: Cross multiply
    10,669.98x = 16,007.40 × 4,099.26
  4. Step 4: Simplify right side
    10,669.98x = 65,618,494.52
  5. Step 5: Solve for x
    x = 65,618,494.52/10,669.98
  6. Step 6: Final answer
    x = 6,149.82

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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.