Home / 2,422.45-3,342.71-1,360.00

Finding the Fourth Proportional to 2,422.45, 3,342.71 and 1,360.00

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Solution

The fourth proportional to 2,422.45, 3,342.71 and 1,360.00 is: 1,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.45 : 3,342.71 = 1,360.00 : x
  2. Step 2: Convert to fraction form
    2,422.45/3,342.71 = 1,360.00/x
  3. Step 3: Cross multiply
    2,422.45x = 3,342.71 × 1,360.00
  4. Step 4: Simplify right side
    2,422.45x = 4,546,062.09
  5. Step 5: Solve for x
    x = 4,546,062.09/2,422.45
  6. Step 6: Final answer
    x = 1,876.64

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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.