Home / 3,558.51-5,334.66-1,368.81

Finding the Fourth Proportional to 3,558.51, 5,334.66 and 1,368.81

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Solution

The fourth proportional to 3,558.51, 5,334.66 and 1,368.81 is: 2,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558.51 : 5,334.66 = 1,368.81 : x
  2. Step 2: Convert to fraction form
    3,558.51/5,334.66 = 1,368.81/x
  3. Step 3: Cross multiply
    3,558.51x = 5,334.66 × 1,368.81
  4. Step 4: Simplify right side
    3,558.51x = 7,302,135.95
  5. Step 5: Solve for x
    x = 7,302,135.95/3,558.51
  6. Step 6: Final answer
    x = 2,052.02

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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.