Home / 3,461.61-5,189.33-1,269.83

Finding the Fourth Proportional to 3,461.61, 5,189.33 and 1,269.83

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Solution

The fourth proportional to 3,461.61, 5,189.33 and 1,269.83 is: 1,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.61 : 5,189.33 = 1,269.83 : x
  2. Step 2: Convert to fraction form
    3,461.61/5,189.33 = 1,269.83/x
  3. Step 3: Cross multiply
    3,461.61x = 5,189.33 × 1,269.83
  4. Step 4: Simplify right side
    3,461.61x = 6,589,534.62
  5. Step 5: Solve for x
    x = 6,589,534.62/3,461.61
  6. Step 6: Final answer
    x = 1,903.60

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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.