Home / 4,146.48-5,723.64-2,749.68

Finding the Fourth Proportional to 4,146.48, 5,723.64 and 2,749.68

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Solution

The fourth proportional to 4,146.48, 5,723.64 and 2,749.68 is: 3,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.48 : 5,723.64 = 2,749.68 : x
  2. Step 2: Convert to fraction form
    4,146.48/5,723.64 = 2,749.68/x
  3. Step 3: Cross multiply
    4,146.48x = 5,723.64 × 2,749.68
  4. Step 4: Simplify right side
    4,146.48x = 15,738,178.44
  5. Step 5: Solve for x
    x = 15,738,178.44/4,146.48
  6. Step 6: Final answer
    x = 3,795.55

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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.