Home / 1,849.20-2,762.22-1,840.56

Finding the Fourth Proportional to 1,849.20, 2,762.22 and 1,840.56

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Solution

The fourth proportional to 1,849.20, 2,762.22 and 1,840.56 is: 2,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.20 : 2,762.22 = 1,840.56 : x
  2. Step 2: Convert to fraction form
    1,849.20/2,762.22 = 1,840.56/x
  3. Step 3: Cross multiply
    1,849.20x = 2,762.22 × 1,840.56
  4. Step 4: Simplify right side
    1,849.20x = 5,084,031.64
  5. Step 5: Solve for x
    x = 5,084,031.64/1,849.20
  6. Step 6: Final answer
    x = 2,749.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.