Home / 3,008.35-4,151.55-1,749.48

Finding the Fourth Proportional to 3,008.35, 4,151.55 and 1,749.48

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Solution

The fourth proportional to 3,008.35, 4,151.55 and 1,749.48 is: 2,414.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.35 : 4,151.55 = 1,749.48 : x
  2. Step 2: Convert to fraction form
    3,008.35/4,151.55 = 1,749.48/x
  3. Step 3: Cross multiply
    3,008.35x = 4,151.55 × 1,749.48
  4. Step 4: Simplify right side
    3,008.35x = 7,263,053.69
  5. Step 5: Solve for x
    x = 7,263,053.69/3,008.35
  6. Step 6: Final answer
    x = 2,414.30

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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.