Home / 3,084.26-4,626.87-1,329.76

Finding the Fourth Proportional to 3,084.26, 4,626.87 and 1,329.76

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Solution

The fourth proportional to 3,084.26, 4,626.87 and 1,329.76 is: 1,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.26 : 4,626.87 = 1,329.76 : x
  2. Step 2: Convert to fraction form
    3,084.26/4,626.87 = 1,329.76/x
  3. Step 3: Cross multiply
    3,084.26x = 4,626.87 × 1,329.76
  4. Step 4: Simplify right side
    3,084.26x = 6,152,629.98
  5. Step 5: Solve for x
    x = 6,152,629.98/3,084.26
  6. Step 6: Final answer
    x = 1,994.85

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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.