Home / 2,881.26-4,323.60-1,237.77

Finding the Fourth Proportional to 2,881.26, 4,323.60 and 1,237.77

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Solution

The fourth proportional to 2,881.26, 4,323.60 and 1,237.77 is: 1,857.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881.26 : 4,323.60 = 1,237.77 : x
  2. Step 2: Convert to fraction form
    2,881.26/4,323.60 = 1,237.77/x
  3. Step 3: Cross multiply
    2,881.26x = 4,323.60 × 1,237.77
  4. Step 4: Simplify right side
    2,881.26x = 5,351,622.37
  5. Step 5: Solve for x
    x = 5,351,622.37/2,881.26
  6. Step 6: Final answer
    x = 1,857.39

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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.