Home / 2,918.81-4,027.97-1,592.52

Finding the Fourth Proportional to 2,918.81, 4,027.97 and 1,592.52

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Solution

The fourth proportional to 2,918.81, 4,027.97 and 1,592.52 is: 2,197.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.81 : 4,027.97 = 1,592.52 : x
  2. Step 2: Convert to fraction form
    2,918.81/4,027.97 = 1,592.52/x
  3. Step 3: Cross multiply
    2,918.81x = 4,027.97 × 1,592.52
  4. Step 4: Simplify right side
    2,918.81x = 6,414,626.77
  5. Step 5: Solve for x
    x = 6,414,626.77/2,918.81
  6. Step 6: Final answer
    x = 2,197.69

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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.