Home / 3,116.16-4,671-1,944.36

Finding the Fourth Proportional to 3,116.16, 4,671 and 1,944.36

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Solution

The fourth proportional to 3,116.16, 4,671 and 1,944.36 is: 2,914.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.16 : 4,671 = 1,944.36 : x
  2. Step 2: Convert to fraction form
    3,116.16/4,671 = 1,944.36/x
  3. Step 3: Cross multiply
    3,116.16x = 4,671 × 1,944.36
  4. Step 4: Simplify right side
    3,116.16x = 9,082,105.56
  5. Step 5: Solve for x
    x = 9,082,105.56/3,116.16
  6. Step 6: Final answer
    x = 2,914.52

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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.