Home / 1,694.55-2,535.96-1,235.28

Finding the Fourth Proportional to 1,694.55, 2,535.96 and 1,235.28

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Solution

The fourth proportional to 1,694.55, 2,535.96 and 1,235.28 is: 1,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,694.55 : 2,535.96 = 1,235.28 : x
  2. Step 2: Convert to fraction form
    1,694.55/2,535.96 = 1,235.28/x
  3. Step 3: Cross multiply
    1,694.55x = 2,535.96 × 1,235.28
  4. Step 4: Simplify right side
    1,694.55x = 3,132,620.67
  5. Step 5: Solve for x
    x = 3,132,620.67/1,694.55
  6. Step 6: Final answer
    x = 1,848.64

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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.