Home / 6,091.09-9,139.42-3,313.60

Finding the Fourth Proportional to 6,091.09, 9,139.42 and 3,313.60

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Solution

The fourth proportional to 6,091.09, 9,139.42 and 3,313.60 is: 4,971.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.09 : 9,139.42 = 3,313.60 : x
  2. Step 2: Convert to fraction form
    6,091.09/9,139.42 = 3,313.60/x
  3. Step 3: Cross multiply
    6,091.09x = 9,139.42 × 3,313.60
  4. Step 4: Simplify right side
    6,091.09x = 30,284,382.11
  5. Step 5: Solve for x
    x = 30,284,382.11/6,091.09
  6. Step 6: Final answer
    x = 4,971.92

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1.5x scale

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.