Home / 7,518.67-10,380.46-4,830.97

Finding the Fourth Proportional to 7,518.67, 10,380.46 and 4,830.97

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Solution

The fourth proportional to 7,518.67, 10,380.46 and 4,830.97 is: 6,669.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.67 : 10,380.46 = 4,830.97 : x
  2. Step 2: Convert to fraction form
    7,518.67/10,380.46 = 4,830.97/x
  3. Step 3: Cross multiply
    7,518.67x = 10,380.46 × 4,830.97
  4. Step 4: Simplify right side
    7,518.67x = 50,147,690.85
  5. Step 5: Solve for x
    x = 50,147,690.85/7,518.67
  6. Step 6: Final answer
    x = 6,669.76

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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.