Home / 3,329.78-4,597.25-2,072.21

Finding the Fourth Proportional to 3,329.78, 4,597.25 and 2,072.21

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Solution

The fourth proportional to 3,329.78, 4,597.25 and 2,072.21 is: 2,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.78 : 4,597.25 = 2,072.21 : x
  2. Step 2: Convert to fraction form
    3,329.78/4,597.25 = 2,072.21/x
  3. Step 3: Cross multiply
    3,329.78x = 4,597.25 × 2,072.21
  4. Step 4: Simplify right side
    3,329.78x = 9,526,434.08
  5. Step 5: Solve for x
    x = 9,526,434.08/3,329.78
  6. Step 6: Final answer
    x = 2,860.98

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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.