Home / 4,558.78-6,836.73-1,961.02

Finding the Fourth Proportional to 4,558.78, 6,836.73 and 1,961.02

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Solution

The fourth proportional to 4,558.78, 6,836.73 and 1,961.02 is: 2,940.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.78 : 6,836.73 = 1,961.02 : x
  2. Step 2: Convert to fraction form
    4,558.78/6,836.73 = 1,961.02/x
  3. Step 3: Cross multiply
    4,558.78x = 6,836.73 × 1,961.02
  4. Step 4: Simplify right side
    4,558.78x = 13,406,964.26
  5. Step 5: Solve for x
    x = 13,406,964.26/4,558.78
  6. Step 6: Final answer
    x = 2,940.91

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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.