Home / 7,738.24-11,596.20-4,814.80

Finding the Fourth Proportional to 7,738.24, 11,596.20 and 4,814.80

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Solution

The fourth proportional to 7,738.24, 11,596.20 and 4,814.80 is: 7,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.24 : 11,596.20 = 4,814.80 : x
  2. Step 2: Convert to fraction form
    7,738.24/11,596.20 = 4,814.80/x
  3. Step 3: Cross multiply
    7,738.24x = 11,596.20 × 4,814.80
  4. Step 4: Simplify right side
    7,738.24x = 55,833,383.76
  5. Step 5: Solve for x
    x = 55,833,383.76/7,738.24
  6. Step 6: Final answer
    x = 7,215.26

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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.