Home / 4,090.32-6,137.54-1,629.95

Finding the Fourth Proportional to 4,090.32, 6,137.54 and 1,629.95

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Solution

The fourth proportional to 4,090.32, 6,137.54 and 1,629.95 is: 2,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.32 : 6,137.54 = 1,629.95 : x
  2. Step 2: Convert to fraction form
    4,090.32/6,137.54 = 1,629.95/x
  3. Step 3: Cross multiply
    4,090.32x = 6,137.54 × 1,629.95
  4. Step 4: Simplify right side
    4,090.32x = 10,003,883.32
  5. Step 5: Solve for x
    x = 10,003,883.32/4,090.32
  6. Step 6: Final answer
    x = 2,445.75

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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.