Home / 3,676.25-5,514.41-1,916.93

Finding the Fourth Proportional to 3,676.25, 5,514.41 and 1,916.93

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Solution

The fourth proportional to 3,676.25, 5,514.41 and 1,916.93 is: 2,875.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,676.25 : 5,514.41 = 1,916.93 : x
  2. Step 2: Convert to fraction form
    3,676.25/5,514.41 = 1,916.93/x
  3. Step 3: Cross multiply
    3,676.25x = 5,514.41 × 1,916.93
  4. Step 4: Simplify right side
    3,676.25x = 10,570,756.54
  5. Step 5: Solve for x
    x = 10,570,756.54/3,676.25
  6. Step 6: Final answer
    x = 2,875.42

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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.