Home / 1,710.44-2,563.74-845.36

Finding the Fourth Proportional to 1,710.44, 2,563.74 and 845.36

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Solution

The fourth proportional to 1,710.44, 2,563.74 and 845.36 is: 1,267.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,710.44 : 2,563.74 = 845.36 : x
  2. Step 2: Convert to fraction form
    1,710.44/2,563.74 = 845.36/x
  3. Step 3: Cross multiply
    1,710.44x = 2,563.74 × 845.36
  4. Step 4: Simplify right side
    1,710.44x = 2,167,283.25
  5. Step 5: Solve for x
    x = 2,167,283.25/1,710.44
  6. Step 6: Final answer
    x = 1,267.09

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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.