Home / 1,749.24-2,629.35-1,743.80

Finding the Fourth Proportional to 1,749.24, 2,629.35 and 1,743.80

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Solution

The fourth proportional to 1,749.24, 2,629.35 and 1,743.80 is: 2,621.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.24 : 2,629.35 = 1,743.80 : x
  2. Step 2: Convert to fraction form
    1,749.24/2,629.35 = 1,743.80/x
  3. Step 3: Cross multiply
    1,749.24x = 2,629.35 × 1,743.80
  4. Step 4: Simplify right side
    1,749.24x = 4,585,047.38
  5. Step 5: Solve for x
    x = 4,585,047.38/1,749.24
  6. Step 6: Final answer
    x = 2,621.17

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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.