Home / 4,930.00-6,805.79-3,164.60

Finding the Fourth Proportional to 4,930.00, 6,805.79 and 3,164.60

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Solution

The fourth proportional to 4,930.00, 6,805.79 and 3,164.60 is: 4,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930.00 : 6,805.79 = 3,164.60 : x
  2. Step 2: Convert to fraction form
    4,930.00/6,805.79 = 3,164.60/x
  3. Step 3: Cross multiply
    4,930.00x = 6,805.79 × 3,164.60
  4. Step 4: Simplify right side
    4,930.00x = 21,537,616.09
  5. Step 5: Solve for x
    x = 21,537,616.09/4,930.00
  6. Step 6: Final answer
    x = 4,368.69

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1.5x scale

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.