Home / 3,085.48-4,629.56-1,697.12

Finding the Fourth Proportional to 3,085.48, 4,629.56 and 1,697.12

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Solution

The fourth proportional to 3,085.48, 4,629.56 and 1,697.12 is: 2,546.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085.48 : 4,629.56 = 1,697.12 : x
  2. Step 2: Convert to fraction form
    3,085.48/4,629.56 = 1,697.12/x
  3. Step 3: Cross multiply
    3,085.48x = 4,629.56 × 1,697.12
  4. Step 4: Simplify right side
    3,085.48x = 7,856,918.87
  5. Step 5: Solve for x
    x = 7,856,918.87/3,085.48
  6. Step 6: Final answer
    x = 2,546.42

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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.