Home / 2,778.36-4,162.04-1,460.14

Finding the Fourth Proportional to 2,778.36, 4,162.04 and 1,460.14

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Solution

The fourth proportional to 2,778.36, 4,162.04 and 1,460.14 is: 2,187.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,778.36 : 4,162.04 = 1,460.14 : x
  2. Step 2: Convert to fraction form
    2,778.36/4,162.04 = 1,460.14/x
  3. Step 3: Cross multiply
    2,778.36x = 4,162.04 × 1,460.14
  4. Step 4: Simplify right side
    2,778.36x = 6,077,161.09
  5. Step 5: Solve for x
    x = 6,077,161.09/2,778.36
  6. Step 6: Final answer
    x = 2,187.32

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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.