Home / 2,090.33-2,884.79-1,251.07

Finding the Fourth Proportional to 2,090.33, 2,884.79 and 1,251.07

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Solution

The fourth proportional to 2,090.33, 2,884.79 and 1,251.07 is: 1,726.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090.33 : 2,884.79 = 1,251.07 : x
  2. Step 2: Convert to fraction form
    2,090.33/2,884.79 = 1,251.07/x
  3. Step 3: Cross multiply
    2,090.33x = 2,884.79 × 1,251.07
  4. Step 4: Simplify right side
    2,090.33x = 3,609,074.74
  5. Step 5: Solve for x
    x = 3,609,074.74/2,090.33
  6. Step 6: Final answer
    x = 1,726.56

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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.