Home / 6,357.27-8,763.96-5,236.44

Finding the Fourth Proportional to 6,357.27, 8,763.96 and 5,236.44

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Solution

The fourth proportional to 6,357.27, 8,763.96 and 5,236.44 is: 7,218.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,357.27 : 8,763.96 = 5,236.44 : x
  2. Step 2: Convert to fraction form
    6,357.27/8,763.96 = 5,236.44/x
  3. Step 3: Cross multiply
    6,357.27x = 8,763.96 × 5,236.44
  4. Step 4: Simplify right side
    6,357.27x = 45,891,950.70
  5. Step 5: Solve for x
    x = 45,891,950.70/6,357.27
  6. Step 6: Final answer
    x = 7,218.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.