Home / 3,513.61-5,269.82-1,173.35

Finding the Fourth Proportional to 3,513.61, 5,269.82 and 1,173.35

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Solution

The fourth proportional to 3,513.61, 5,269.82 and 1,173.35 is: 1,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.61 : 5,269.82 = 1,173.35 : x
  2. Step 2: Convert to fraction form
    3,513.61/5,269.82 = 1,173.35/x
  3. Step 3: Cross multiply
    3,513.61x = 5,269.82 × 1,173.35
  4. Step 4: Simplify right side
    3,513.61x = 6,183,329.20
  5. Step 5: Solve for x
    x = 6,183,329.20/3,513.61
  6. Step 6: Final answer
    x = 1,759.82

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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.