Home / 2,055.28-3,080.21-1,794.60

Finding the Fourth Proportional to 2,055.28, 3,080.21 and 1,794.60

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Solution

The fourth proportional to 2,055.28, 3,080.21 and 1,794.60 is: 2,689.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,055.28 : 3,080.21 = 1,794.60 : x
  2. Step 2: Convert to fraction form
    2,055.28/3,080.21 = 1,794.60/x
  3. Step 3: Cross multiply
    2,055.28x = 3,080.21 × 1,794.60
  4. Step 4: Simplify right side
    2,055.28x = 5,527,744.87
  5. Step 5: Solve for x
    x = 5,527,744.87/2,055.28
  6. Step 6: Final answer
    x = 2,689.53

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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.