Home / 2,460.11-3,690.36-1,072.58

Finding the Fourth Proportional to 2,460.11, 3,690.36 and 1,072.58

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Solution

The fourth proportional to 2,460.11, 3,690.36 and 1,072.58 is: 1,608.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,460.11 : 3,690.36 = 1,072.58 : x
  2. Step 2: Convert to fraction form
    2,460.11/3,690.36 = 1,072.58/x
  3. Step 3: Cross multiply
    2,460.11x = 3,690.36 × 1,072.58
  4. Step 4: Simplify right side
    2,460.11x = 3,958,187.88
  5. Step 5: Solve for x
    x = 3,958,187.88/2,460.11
  6. Step 6: Final answer
    x = 1,608.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.