Home / 5,682.70-8,514.45-4,857.10

Finding the Fourth Proportional to 5,682.70, 8,514.45 and 4,857.10

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Solution

The fourth proportional to 5,682.70, 8,514.45 and 4,857.10 is: 7,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.70 : 8,514.45 = 4,857.10 : x
  2. Step 2: Convert to fraction form
    5,682.70/8,514.45 = 4,857.10/x
  3. Step 3: Cross multiply
    5,682.70x = 8,514.45 × 4,857.10
  4. Step 4: Simplify right side
    5,682.70x = 41,355,535.10
  5. Step 5: Solve for x
    x = 41,355,535.10/5,682.70
  6. Step 6: Final answer
    x = 7,277.44

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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.