Home / 5,676.05-8,514.82-1,875.43

Finding the Fourth Proportional to 5,676.05, 8,514.82 and 1,875.43

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Solution

The fourth proportional to 5,676.05, 8,514.82 and 1,875.43 is: 2,813.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676.05 : 8,514.82 = 1,875.43 : x
  2. Step 2: Convert to fraction form
    5,676.05/8,514.82 = 1,875.43/x
  3. Step 3: Cross multiply
    5,676.05x = 8,514.82 × 1,875.43
  4. Step 4: Simplify right side
    5,676.05x = 15,968,918.21
  5. Step 5: Solve for x
    x = 15,968,918.21/5,676.05
  6. Step 6: Final answer
    x = 2,813.39

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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.