Home / 3,096.21-4,643.41-1,147.96

Finding the Fourth Proportional to 3,096.21, 4,643.41 and 1,147.96

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Solution

The fourth proportional to 3,096.21, 4,643.41 and 1,147.96 is: 1,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.21 : 4,643.41 = 1,147.96 : x
  2. Step 2: Convert to fraction form
    3,096.21/4,643.41 = 1,147.96/x
  3. Step 3: Cross multiply
    3,096.21x = 4,643.41 × 1,147.96
  4. Step 4: Simplify right side
    3,096.21x = 5,330,448.94
  5. Step 5: Solve for x
    x = 5,330,448.94/3,096.21
  6. Step 6: Final answer
    x = 1,721.60

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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.