Home / 3,693.18-5,538.34-1,441.44

Finding the Fourth Proportional to 3,693.18, 5,538.34 and 1,441.44

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Solution

The fourth proportional to 3,693.18, 5,538.34 and 1,441.44 is: 2,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.18 : 5,538.34 = 1,441.44 : x
  2. Step 2: Convert to fraction form
    3,693.18/5,538.34 = 1,441.44/x
  3. Step 3: Cross multiply
    3,693.18x = 5,538.34 × 1,441.44
  4. Step 4: Simplify right side
    3,693.18x = 7,983,184.81
  5. Step 5: Solve for x
    x = 7,983,184.81/3,693.18
  6. Step 6: Final answer
    x = 2,161.60

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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.