Home / 3,338.70-5,030.61-2,766.44

Finding the Fourth Proportional to 3,338.70, 5,030.61 and 2,766.44

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Solution

The fourth proportional to 3,338.70, 5,030.61 and 2,766.44 is: 4,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.70 : 5,030.61 = 2,766.44 : x
  2. Step 2: Convert to fraction form
    3,338.70/5,030.61 = 2,766.44/x
  3. Step 3: Cross multiply
    3,338.70x = 5,030.61 × 2,766.44
  4. Step 4: Simplify right side
    3,338.70x = 13,916,855.58
  5. Step 5: Solve for x
    x = 13,916,855.58/3,338.70
  6. Step 6: Final answer
    x = 4,168.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.