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Finding the Fourth Proportional to 5,692.75, 8,540.57 and 1,588.75

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Solution

The fourth proportional to 5,692.75, 8,540.57 and 1,588.75 is: 2,383.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,692.75 : 8,540.57 = 1,588.75 : x
  2. Step 2: Convert to fraction form
    5,692.75/8,540.57 = 1,588.75/x
  3. Step 3: Cross multiply
    5,692.75x = 8,540.57 × 1,588.75
  4. Step 4: Simplify right side
    5,692.75x = 13,568,822.64
  5. Step 5: Solve for x
    x = 13,568,822.64/5,692.75
  6. Step 6: Final answer
    x = 2,383.53

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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.