Home / 2,749.98-3,795.27-1,806.54

Finding the Fourth Proportional to 2,749.98, 3,795.27 and 1,806.54

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Solution

The fourth proportional to 2,749.98, 3,795.27 and 1,806.54 is: 2,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.98 : 3,795.27 = 1,806.54 : x
  2. Step 2: Convert to fraction form
    2,749.98/3,795.27 = 1,806.54/x
  3. Step 3: Cross multiply
    2,749.98x = 3,795.27 × 1,806.54
  4. Step 4: Simplify right side
    2,749.98x = 6,856,307.07
  5. Step 5: Solve for x
    x = 6,856,307.07/2,749.98
  6. Step 6: Final answer
    x = 2,493.22

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1.5x scale

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.