Home / 3,732.03-5,151.74-2,406.20

Finding the Fourth Proportional to 3,732.03, 5,151.74 and 2,406.20

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Solution

The fourth proportional to 3,732.03, 5,151.74 and 2,406.20 is: 3,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.03 : 5,151.74 = 2,406.20 : x
  2. Step 2: Convert to fraction form
    3,732.03/5,151.74 = 2,406.20/x
  3. Step 3: Cross multiply
    3,732.03x = 5,151.74 × 2,406.20
  4. Step 4: Simplify right side
    3,732.03x = 12,396,079.00
  5. Step 5: Solve for x
    x = 12,396,079.00/3,732.03
  6. Step 6: Final answer
    x = 3,321.54

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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.