Home / 1,168.60-1,754.40-1,163.32

Finding the Fourth Proportional to 1,168.60, 1,754.40 and 1,163.32

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Solution

The fourth proportional to 1,168.60, 1,754.40 and 1,163.32 is: 1,746.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168.60 : 1,754.40 = 1,163.32 : x
  2. Step 2: Convert to fraction form
    1,168.60/1,754.40 = 1,163.32/x
  3. Step 3: Cross multiply
    1,168.60x = 1,754.40 × 1,163.32
  4. Step 4: Simplify right side
    1,168.60x = 2,040,928.61
  5. Step 5: Solve for x
    x = 2,040,928.61/1,168.60
  6. Step 6: Final answer
    x = 1,746.47

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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.