Home / 2,367.09-3,266.87-1,621.49

Finding the Fourth Proportional to 2,367.09, 3,266.87 and 1,621.49

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Solution

The fourth proportional to 2,367.09, 3,266.87 and 1,621.49 is: 2,237.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.09 : 3,266.87 = 1,621.49 : x
  2. Step 2: Convert to fraction form
    2,367.09/3,266.87 = 1,621.49/x
  3. Step 3: Cross multiply
    2,367.09x = 3,266.87 × 1,621.49
  4. Step 4: Simplify right side
    2,367.09x = 5,297,172.59
  5. Step 5: Solve for x
    x = 5,297,172.59/2,367.09
  6. Step 6: Final answer
    x = 2,237.84

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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.