Home / 6,900.96-9,523.28-3,757.12

Finding the Fourth Proportional to 6,900.96, 9,523.28 and 3,757.12

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Solution

The fourth proportional to 6,900.96, 9,523.28 and 3,757.12 is: 5,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.96 : 9,523.28 = 3,757.12 : x
  2. Step 2: Convert to fraction form
    6,900.96/9,523.28 = 3,757.12/x
  3. Step 3: Cross multiply
    6,900.96x = 9,523.28 × 3,757.12
  4. Step 4: Simplify right side
    6,900.96x = 35,780,105.75
  5. Step 5: Solve for x
    x = 35,780,105.75/6,900.96
  6. Step 6: Final answer
    x = 5,184.80

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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.