Home / 3,298.57-4,946.67-1,106.80

Finding the Fourth Proportional to 3,298.57, 4,946.67 and 1,106.80

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Solution

The fourth proportional to 3,298.57, 4,946.67 and 1,106.80 is: 1,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.57 : 4,946.67 = 1,106.80 : x
  2. Step 2: Convert to fraction form
    3,298.57/4,946.67 = 1,106.80/x
  3. Step 3: Cross multiply
    3,298.57x = 4,946.67 × 1,106.80
  4. Step 4: Simplify right side
    3,298.57x = 5,474,961.99
  5. Step 5: Solve for x
    x = 5,474,961.99/3,298.57
  6. Step 6: Final answer
    x = 1,659.80

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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.