Home / 4,836.60-7,254.90-2,986.56

Finding the Fourth Proportional to 4,836.60, 7,254.90 and 2,986.56

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Solution

The fourth proportional to 4,836.60, 7,254.90 and 2,986.56 is: 4,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,836.60 : 7,254.90 = 2,986.56 : x
  2. Step 2: Convert to fraction form
    4,836.60/7,254.90 = 2,986.56/x
  3. Step 3: Cross multiply
    4,836.60x = 7,254.90 × 2,986.56
  4. Step 4: Simplify right side
    4,836.60x = 21,667,194.14
  5. Step 5: Solve for x
    x = 21,667,194.14/4,836.60
  6. Step 6: Final answer
    x = 4,479.84

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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.