Home / 6,874.09-10,313.18-2,194.40

Finding the Fourth Proportional to 6,874.09, 10,313.18 and 2,194.40

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Solution

The fourth proportional to 6,874.09, 10,313.18 and 2,194.40 is: 3,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.09 : 10,313.18 = 2,194.40 : x
  2. Step 2: Convert to fraction form
    6,874.09/10,313.18 = 2,194.40/x
  3. Step 3: Cross multiply
    6,874.09x = 10,313.18 × 2,194.40
  4. Step 4: Simplify right side
    6,874.09x = 22,631,242.19
  5. Step 5: Solve for x
    x = 22,631,242.19/6,874.09
  6. Step 6: Final answer
    x = 3,292.25

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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.