Home / 2,210.98-3,311.67-1,346.02

Finding the Fourth Proportional to 2,210.98, 3,311.67 and 1,346.02

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Solution

The fourth proportional to 2,210.98, 3,311.67 and 1,346.02 is: 2,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,210.98 : 3,311.67 = 1,346.02 : x
  2. Step 2: Convert to fraction form
    2,210.98/3,311.67 = 1,346.02/x
  3. Step 3: Cross multiply
    2,210.98x = 3,311.67 × 1,346.02
  4. Step 4: Simplify right side
    2,210.98x = 4,457,574.05
  5. Step 5: Solve for x
    x = 4,457,574.05/2,210.98
  6. Step 6: Final answer
    x = 2,016.11

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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.