Home / 2,309.64-3,460.97-1,075.60

Finding the Fourth Proportional to 2,309.64, 3,460.97 and 1,075.60

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Solution

The fourth proportional to 2,309.64, 3,460.97 and 1,075.60 is: 1,611.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,309.64 : 3,460.97 = 1,075.60 : x
  2. Step 2: Convert to fraction form
    2,309.64/3,460.97 = 1,075.60/x
  3. Step 3: Cross multiply
    2,309.64x = 3,460.97 × 1,075.60
  4. Step 4: Simplify right side
    2,309.64x = 3,722,619.33
  5. Step 5: Solve for x
    x = 3,722,619.33/2,309.64
  6. Step 6: Final answer
    x = 1,611.77

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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.