Home / 3,828.16-5,741.70-1,230.76

Finding the Fourth Proportional to 3,828.16, 5,741.70 and 1,230.76

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Solution

The fourth proportional to 3,828.16, 5,741.70 and 1,230.76 is: 1,845.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.16 : 5,741.70 = 1,230.76 : x
  2. Step 2: Convert to fraction form
    3,828.16/5,741.70 = 1,230.76/x
  3. Step 3: Cross multiply
    3,828.16x = 5,741.70 × 1,230.76
  4. Step 4: Simplify right side
    3,828.16x = 7,066,654.69
  5. Step 5: Solve for x
    x = 7,066,654.69/3,828.16
  6. Step 6: Final answer
    x = 1,845.97

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1.5x scale

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.