Home / 2,114.02-3,171.03-1,144.45

Finding the Fourth Proportional to 2,114.02, 3,171.03 and 1,144.45

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Solution

The fourth proportional to 2,114.02, 3,171.03 and 1,144.45 is: 1,716.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.02 : 3,171.03 = 1,144.45 : x
  2. Step 2: Convert to fraction form
    2,114.02/3,171.03 = 1,144.45/x
  3. Step 3: Cross multiply
    2,114.02x = 3,171.03 × 1,144.45
  4. Step 4: Simplify right side
    2,114.02x = 3,629,085.28
  5. Step 5: Solve for x
    x = 3,629,085.28/2,114.02
  6. Step 6: Final answer
    x = 1,716.68

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Double scale
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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.