Home / 5,653.75-8,481.57-1,757.38

Finding the Fourth Proportional to 5,653.75, 8,481.57 and 1,757.38

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Solution

The fourth proportional to 5,653.75, 8,481.57 and 1,757.38 is: 2,636.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.75 : 8,481.57 = 1,757.38 : x
  2. Step 2: Convert to fraction form
    5,653.75/8,481.57 = 1,757.38/x
  3. Step 3: Cross multiply
    5,653.75x = 8,481.57 × 1,757.38
  4. Step 4: Simplify right side
    5,653.75x = 14,905,341.49
  5. Step 5: Solve for x
    x = 14,905,341.49/5,653.75
  6. Step 6: Final answer
    x = 2,636.36

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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.