Home / 2,370.80-3,271.71-1,322.93

Finding the Fourth Proportional to 2,370.80, 3,271.71 and 1,322.93

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Solution

The fourth proportional to 2,370.80, 3,271.71 and 1,322.93 is: 1,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,370.80 : 3,271.71 = 1,322.93 : x
  2. Step 2: Convert to fraction form
    2,370.80/3,271.71 = 1,322.93/x
  3. Step 3: Cross multiply
    2,370.80x = 3,271.71 × 1,322.93
  4. Step 4: Simplify right side
    2,370.80x = 4,328,243.31
  5. Step 5: Solve for x
    x = 4,328,243.31/2,370.80
  6. Step 6: Final answer
    x = 1,825.65

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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.