Home / 6,344.60-8,755.56-3,550.08

Finding the Fourth Proportional to 6,344.60, 8,755.56 and 3,550.08

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Solution

The fourth proportional to 6,344.60, 8,755.56 and 3,550.08 is: 4,899.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.60 : 8,755.56 = 3,550.08 : x
  2. Step 2: Convert to fraction form
    6,344.60/8,755.56 = 3,550.08/x
  3. Step 3: Cross multiply
    6,344.60x = 8,755.56 × 3,550.08
  4. Step 4: Simplify right side
    6,344.60x = 31,082,938.44
  5. Step 5: Solve for x
    x = 31,082,938.44/6,344.60
  6. Step 6: Final answer
    x = 4,899.12

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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.