Home / 2,752.22-3,797.80-1,557.26

Finding the Fourth Proportional to 2,752.22, 3,797.80 and 1,557.26

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Solution

The fourth proportional to 2,752.22, 3,797.80 and 1,557.26 is: 2,148.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752.22 : 3,797.80 = 1,557.26 : x
  2. Step 2: Convert to fraction form
    2,752.22/3,797.80 = 1,557.26/x
  3. Step 3: Cross multiply
    2,752.22x = 3,797.80 × 1,557.26
  4. Step 4: Simplify right side
    2,752.22x = 5,914,162.03
  5. Step 5: Solve for x
    x = 5,914,162.03/2,752.22
  6. Step 6: Final answer
    x = 2,148.87

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Why These Related Problems?

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