Home / 3,137.04-4,705.34-1,057.22

Finding the Fourth Proportional to 3,137.04, 4,705.34 and 1,057.22

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Solution

The fourth proportional to 3,137.04, 4,705.34 and 1,057.22 is: 1,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.04 : 4,705.34 = 1,057.22 : x
  2. Step 2: Convert to fraction form
    3,137.04/4,705.34 = 1,057.22/x
  3. Step 3: Cross multiply
    3,137.04x = 4,705.34 × 1,057.22
  4. Step 4: Simplify right side
    3,137.04x = 4,974,579.55
  5. Step 5: Solve for x
    x = 4,974,579.55/3,137.04
  6. Step 6: Final answer
    x = 1,585.76

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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.