Home / 2,212.60-3,314.56-1,041.08

Finding the Fourth Proportional to 2,212.60, 3,314.56 and 1,041.08

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Solution

The fourth proportional to 2,212.60, 3,314.56 and 1,041.08 is: 1,559.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.60 : 3,314.56 = 1,041.08 : x
  2. Step 2: Convert to fraction form
    2,212.60/3,314.56 = 1,041.08/x
  3. Step 3: Cross multiply
    2,212.60x = 3,314.56 × 1,041.08
  4. Step 4: Simplify right side
    2,212.60x = 3,450,722.12
  5. Step 5: Solve for x
    x = 3,450,722.12/2,212.60
  6. Step 6: Final answer
    x = 1,559.58

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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.