Home / 4,237.56-6,357.87-1,772.64

Finding the Fourth Proportional to 4,237.56, 6,357.87 and 1,772.64

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Solution

The fourth proportional to 4,237.56, 6,357.87 and 1,772.64 is: 2,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,237.56 : 6,357.87 = 1,772.64 : x
  2. Step 2: Convert to fraction form
    4,237.56/6,357.87 = 1,772.64/x
  3. Step 3: Cross multiply
    4,237.56x = 6,357.87 × 1,772.64
  4. Step 4: Simplify right side
    4,237.56x = 11,270,214.68
  5. Step 5: Solve for x
    x = 11,270,214.68/4,237.56
  6. Step 6: Final answer
    x = 2,659.60

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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.