Home / 3,132.98-4,323.56-1,953.84

Finding the Fourth Proportional to 3,132.98, 4,323.56 and 1,953.84

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Solution

The fourth proportional to 3,132.98, 4,323.56 and 1,953.84 is: 2,696.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.98 : 4,323.56 = 1,953.84 : x
  2. Step 2: Convert to fraction form
    3,132.98/4,323.56 = 1,953.84/x
  3. Step 3: Cross multiply
    3,132.98x = 4,323.56 × 1,953.84
  4. Step 4: Simplify right side
    3,132.98x = 8,447,544.47
  5. Step 5: Solve for x
    x = 8,447,544.47/3,132.98
  6. Step 6: Final answer
    x = 2,696.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.