Home / 5,905.96-8,858.74-1,745.80

Finding the Fourth Proportional to 5,905.96, 8,858.74 and 1,745.80

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Solution

The fourth proportional to 5,905.96, 8,858.74 and 1,745.80 is: 2,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.96 : 8,858.74 = 1,745.80 : x
  2. Step 2: Convert to fraction form
    5,905.96/8,858.74 = 1,745.80/x
  3. Step 3: Cross multiply
    5,905.96x = 8,858.74 × 1,745.80
  4. Step 4: Simplify right side
    5,905.96x = 15,465,588.29
  5. Step 5: Solve for x
    x = 15,465,588.29/5,905.96
  6. Step 6: Final answer
    x = 2,618.64

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1.5x scale

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.