Home / 3,080.84-4,251.99-1,754.66

Finding the Fourth Proportional to 3,080.84, 4,251.99 and 1,754.66

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Solution

The fourth proportional to 3,080.84, 4,251.99 and 1,754.66 is: 2,421.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.84 : 4,251.99 = 1,754.66 : x
  2. Step 2: Convert to fraction form
    3,080.84/4,251.99 = 1,754.66/x
  3. Step 3: Cross multiply
    3,080.84x = 4,251.99 × 1,754.66
  4. Step 4: Simplify right side
    3,080.84x = 7,460,796.77
  5. Step 5: Solve for x
    x = 7,460,796.77/3,080.84
  6. Step 6: Final answer
    x = 2,421.68

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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.