Home / 9,104.20-13,659.57-3,561.53

Finding the Fourth Proportional to 9,104.20, 13,659.57 and 3,561.53

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Solution

The fourth proportional to 9,104.20, 13,659.57 and 3,561.53 is: 5,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.20 : 13,659.57 = 3,561.53 : x
  2. Step 2: Convert to fraction form
    9,104.20/13,659.57 = 3,561.53/x
  3. Step 3: Cross multiply
    9,104.20x = 13,659.57 × 3,561.53
  4. Step 4: Simplify right side
    9,104.20x = 48,648,900.04
  5. Step 5: Solve for x
    x = 48,648,900.04/9,104.20
  6. Step 6: Final answer
    x = 5,343.57

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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.