Home / 3,170.54-4,375.69-1,754.35

Finding the Fourth Proportional to 3,170.54, 4,375.69 and 1,754.35

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Solution

The fourth proportional to 3,170.54, 4,375.69 and 1,754.35 is: 2,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.54 : 4,375.69 = 1,754.35 : x
  2. Step 2: Convert to fraction form
    3,170.54/4,375.69 = 1,754.35/x
  3. Step 3: Cross multiply
    3,170.54x = 4,375.69 × 1,754.35
  4. Step 4: Simplify right side
    3,170.54x = 7,676,476.43
  5. Step 5: Solve for x
    x = 7,676,476.43/3,170.54
  6. Step 6: Final answer
    x = 2,421.19

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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.