Home / 5,441.93-8,161.53-1,493.20

Finding the Fourth Proportional to 5,441.93, 8,161.53 and 1,493.20

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Solution

The fourth proportional to 5,441.93, 8,161.53 and 1,493.20 is: 2,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.93 : 8,161.53 = 1,493.20 : x
  2. Step 2: Convert to fraction form
    5,441.93/8,161.53 = 1,493.20/x
  3. Step 3: Cross multiply
    5,441.93x = 8,161.53 × 1,493.20
  4. Step 4: Simplify right side
    5,441.93x = 12,186,801.20
  5. Step 5: Solve for x
    x = 12,186,801.20/5,441.93
  6. Step 6: Final answer
    x = 2,239.42

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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.