Home / 3,490.44-4,815.25-2,092.38

Finding the Fourth Proportional to 3,490.44, 4,815.25 and 2,092.38

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Solution

The fourth proportional to 3,490.44, 4,815.25 and 2,092.38 is: 2,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.44 : 4,815.25 = 2,092.38 : x
  2. Step 2: Convert to fraction form
    3,490.44/4,815.25 = 2,092.38/x
  3. Step 3: Cross multiply
    3,490.44x = 4,815.25 × 2,092.38
  4. Step 4: Simplify right side
    3,490.44x = 10,075,332.80
  5. Step 5: Solve for x
    x = 10,075,332.80/3,490.44
  6. Step 6: Final answer
    x = 2,886.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.