Home / 6,635.85-9,958.29-2,740.22

Finding the Fourth Proportional to 6,635.85, 9,958.29 and 2,740.22

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Solution

The fourth proportional to 6,635.85, 9,958.29 and 2,740.22 is: 4,112.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.85 : 9,958.29 = 2,740.22 : x
  2. Step 2: Convert to fraction form
    6,635.85/9,958.29 = 2,740.22/x
  3. Step 3: Cross multiply
    6,635.85x = 9,958.29 × 2,740.22
  4. Step 4: Simplify right side
    6,635.85x = 27,287,905.42
  5. Step 5: Solve for x
    x = 27,287,905.42/6,635.85
  6. Step 6: Final answer
    x = 4,112.19

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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.