Home / 1,856.80-2,791.59-1,494.13

Finding the Fourth Proportional to 1,856.80, 2,791.59 and 1,494.13

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Solution

The fourth proportional to 1,856.80, 2,791.59 and 1,494.13 is: 2,246.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856.80 : 2,791.59 = 1,494.13 : x
  2. Step 2: Convert to fraction form
    1,856.80/2,791.59 = 1,494.13/x
  3. Step 3: Cross multiply
    1,856.80x = 2,791.59 × 1,494.13
  4. Step 4: Simplify right side
    1,856.80x = 4,170,998.37
  5. Step 5: Solve for x
    x = 4,170,998.37/1,856.80
  6. Step 6: Final answer
    x = 2,246.34

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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.