Home / 3,846.60-5,743.68-3,057.72

Finding the Fourth Proportional to 3,846.60, 5,743.68 and 3,057.72

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Solution

The fourth proportional to 3,846.60, 5,743.68 and 3,057.72 is: 4,565.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,846.60 : 5,743.68 = 3,057.72 : x
  2. Step 2: Convert to fraction form
    3,846.60/5,743.68 = 3,057.72/x
  3. Step 3: Cross multiply
    3,846.60x = 5,743.68 × 3,057.72
  4. Step 4: Simplify right side
    3,846.60x = 17,562,565.21
  5. Step 5: Solve for x
    x = 17,562,565.21/3,846.60
  6. Step 6: Final answer
    x = 4,565.74

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.