Home / 2,986.44-4,479.76-2,294.16

Finding the Fourth Proportional to 2,986.44, 4,479.76 and 2,294.16

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Solution

The fourth proportional to 2,986.44, 4,479.76 and 2,294.16 is: 3,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.44 : 4,479.76 = 2,294.16 : x
  2. Step 2: Convert to fraction form
    2,986.44/4,479.76 = 2,294.16/x
  3. Step 3: Cross multiply
    2,986.44x = 4,479.76 × 2,294.16
  4. Step 4: Simplify right side
    2,986.44x = 10,277,286.20
  5. Step 5: Solve for x
    x = 10,277,286.20/2,986.44
  6. Step 6: Final answer
    x = 3,441.32

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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.