Home / 1,736.44-2,604.60-437.92

Finding the Fourth Proportional to 1,736.44, 2,604.60 and 437.92

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Solution

The fourth proportional to 1,736.44, 2,604.60 and 437.92 is: 656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,736.44 : 2,604.60 = 437.92 : x
  2. Step 2: Convert to fraction form
    1,736.44/2,604.60 = 437.92/x
  3. Step 3: Cross multiply
    1,736.44x = 2,604.60 × 437.92
  4. Step 4: Simplify right side
    1,736.44x = 1,140,606.43
  5. Step 5: Solve for x
    x = 1,140,606.43/1,736.44
  6. Step 6: Final answer
    x = 656.86

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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.