Home / 1,738.38-2,588.06-1,729.74

Finding the Fourth Proportional to 1,738.38, 2,588.06 and 1,729.74

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Solution

The fourth proportional to 1,738.38, 2,588.06 and 1,729.74 is: 2,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.38 : 2,588.06 = 1,729.74 : x
  2. Step 2: Convert to fraction form
    1,738.38/2,588.06 = 1,729.74/x
  3. Step 3: Cross multiply
    1,738.38x = 2,588.06 × 1,729.74
  4. Step 4: Simplify right side
    1,738.38x = 4,476,662.26
  5. Step 5: Solve for x
    x = 4,476,662.26/1,738.38
  6. Step 6: Final answer
    x = 2,575.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.