Home / 3,137.41-4,705.86-1,057.37

Finding the Fourth Proportional to 3,137.41, 4,705.86 and 1,057.37

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Solution

The fourth proportional to 3,137.41, 4,705.86 and 1,057.37 is: 1,585.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.41 : 4,705.86 = 1,057.37 : x
  2. Step 2: Convert to fraction form
    3,137.41/4,705.86 = 1,057.37/x
  3. Step 3: Cross multiply
    3,137.41x = 4,705.86 × 1,057.37
  4. Step 4: Simplify right side
    3,137.41x = 4,975,829.31
  5. Step 5: Solve for x
    x = 4,975,829.31/3,137.41
  6. Step 6: Final answer
    x = 1,585.97

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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.