Home / 10,804.42-16,206.08-4,231.80

Finding the Fourth Proportional to 10,804.42, 16,206.08 and 4,231.80

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Solution

The fourth proportional to 10,804.42, 16,206.08 and 4,231.80 is: 6,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,804.42 : 16,206.08 = 4,231.80 : x
  2. Step 2: Convert to fraction form
    10,804.42/16,206.08 = 4,231.80/x
  3. Step 3: Cross multiply
    10,804.42x = 16,206.08 × 4,231.80
  4. Step 4: Simplify right side
    10,804.42x = 68,580,889.34
  5. Step 5: Solve for x
    x = 68,580,889.34/10,804.42
  6. Step 6: Final answer
    x = 6,347.48

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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.