Home / 2,367.09-3,266.53-1,331.03

Finding the Fourth Proportional to 2,367.09, 3,266.53 and 1,331.03

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Solution

The fourth proportional to 2,367.09, 3,266.53 and 1,331.03 is: 1,836.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,367.09 : 3,266.53 = 1,331.03 : x
  2. Step 2: Convert to fraction form
    2,367.09/3,266.53 = 1,331.03/x
  3. Step 3: Cross multiply
    2,367.09x = 3,266.53 × 1,331.03
  4. Step 4: Simplify right side
    2,367.09x = 4,347,854.26
  5. Step 5: Solve for x
    x = 4,347,854.26/2,367.09
  6. Step 6: Final answer
    x = 1,836.79

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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.