Home / 6,321.03-9,433.49-5,620.43

Finding the Fourth Proportional to 6,321.03, 9,433.49 and 5,620.43

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Solution

The fourth proportional to 6,321.03, 9,433.49 and 5,620.43 is: 8,387.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.03 : 9,433.49 = 5,620.43 : x
  2. Step 2: Convert to fraction form
    6,321.03/9,433.49 = 5,620.43/x
  3. Step 3: Cross multiply
    6,321.03x = 9,433.49 × 5,620.43
  4. Step 4: Simplify right side
    6,321.03x = 53,020,194.93
  5. Step 5: Solve for x
    x = 53,020,194.93/6,321.03
  6. Step 6: Final answer
    x = 8,387.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.