Home / 3,036.06-4,187.94-1,855.08

Finding the Fourth Proportional to 3,036.06, 4,187.94 and 1,855.08

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Solution

The fourth proportional to 3,036.06, 4,187.94 and 1,855.08 is: 2,558.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.06 : 4,187.94 = 1,855.08 : x
  2. Step 2: Convert to fraction form
    3,036.06/4,187.94 = 1,855.08/x
  3. Step 3: Cross multiply
    3,036.06x = 4,187.94 × 1,855.08
  4. Step 4: Simplify right side
    3,036.06x = 7,768,963.74
  5. Step 5: Solve for x
    x = 7,768,963.74/3,036.06
  6. Step 6: Final answer
    x = 2,558.90

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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.