Home / 3,171.09-4,756.02-1,223.04

Finding the Fourth Proportional to 3,171.09, 4,756.02 and 1,223.04

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Solution

The fourth proportional to 3,171.09, 4,756.02 and 1,223.04 is: 1,834.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.09 : 4,756.02 = 1,223.04 : x
  2. Step 2: Convert to fraction form
    3,171.09/4,756.02 = 1,223.04/x
  3. Step 3: Cross multiply
    3,171.09x = 4,756.02 × 1,223.04
  4. Step 4: Simplify right side
    3,171.09x = 5,816,802.70
  5. Step 5: Solve for x
    x = 5,816,802.70/3,171.09
  6. Step 6: Final answer
    x = 1,834.32

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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.