Home / 5,427.82-8,142.27-1,532.26

Finding the Fourth Proportional to 5,427.82, 8,142.27 and 1,532.26

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Solution

The fourth proportional to 5,427.82, 8,142.27 and 1,532.26 is: 2,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.82 : 8,142.27 = 1,532.26 : x
  2. Step 2: Convert to fraction form
    5,427.82/8,142.27 = 1,532.26/x
  3. Step 3: Cross multiply
    5,427.82x = 8,142.27 × 1,532.26
  4. Step 4: Simplify right side
    5,427.82x = 12,476,074.63
  5. Step 5: Solve for x
    x = 12,476,074.63/5,427.82
  6. Step 6: Final answer
    x = 2,298.54

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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.