Home / 7,132.55-10,701.36-3,183.45

Finding the Fourth Proportional to 7,132.55, 10,701.36 and 3,183.45

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Solution

The fourth proportional to 7,132.55, 10,701.36 and 3,183.45 is: 4,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.55 : 10,701.36 = 3,183.45 : x
  2. Step 2: Convert to fraction form
    7,132.55/10,701.36 = 3,183.45/x
  3. Step 3: Cross multiply
    7,132.55x = 10,701.36 × 3,183.45
  4. Step 4: Simplify right side
    7,132.55x = 34,067,205.80
  5. Step 5: Solve for x
    x = 34,067,205.80/7,132.55
  6. Step 6: Final answer
    x = 4,776.30

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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.