Home / 2,206.77-3,311.01-973.31

Finding the Fourth Proportional to 2,206.77, 3,311.01 and 973.31

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Solution

The fourth proportional to 2,206.77, 3,311.01 and 973.31 is: 1,460.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.77 : 3,311.01 = 973.31 : x
  2. Step 2: Convert to fraction form
    2,206.77/3,311.01 = 973.31/x
  3. Step 3: Cross multiply
    2,206.77x = 3,311.01 × 973.31
  4. Step 4: Simplify right side
    2,206.77x = 3,222,635.00
  5. Step 5: Solve for x
    x = 3,222,635.00/2,206.77
  6. Step 6: Final answer
    x = 1,460.34

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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.