Home / 6,736.98-9,291.78-4,081.62

Finding the Fourth Proportional to 6,736.98, 9,291.78 and 4,081.62

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Solution

The fourth proportional to 6,736.98, 9,291.78 and 4,081.62 is: 5,629.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,736.98 : 9,291.78 = 4,081.62 : x
  2. Step 2: Convert to fraction form
    6,736.98/9,291.78 = 4,081.62/x
  3. Step 3: Cross multiply
    6,736.98x = 9,291.78 × 4,081.62
  4. Step 4: Simplify right side
    6,736.98x = 37,925,515.08
  5. Step 5: Solve for x
    x = 37,925,515.08/6,736.98
  6. Step 6: Final answer
    x = 5,629.45

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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.