Home / 5,343.87-7,374.52-2,986.01

Finding the Fourth Proportional to 5,343.87, 7,374.52 and 2,986.01

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Solution

The fourth proportional to 5,343.87, 7,374.52 and 2,986.01 is: 4,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.87 : 7,374.52 = 2,986.01 : x
  2. Step 2: Convert to fraction form
    5,343.87/7,374.52 = 2,986.01/x
  3. Step 3: Cross multiply
    5,343.87x = 7,374.52 × 2,986.01
  4. Step 4: Simplify right side
    5,343.87x = 22,020,418.06
  5. Step 5: Solve for x
    x = 22,020,418.06/5,343.87
  6. Step 6: Final answer
    x = 4,120.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.