Home / 3,152.21-4,349.75-1,825.99

Finding the Fourth Proportional to 3,152.21, 4,349.75 and 1,825.99

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Solution

The fourth proportional to 3,152.21, 4,349.75 and 1,825.99 is: 2,519.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.21 : 4,349.75 = 1,825.99 : x
  2. Step 2: Convert to fraction form
    3,152.21/4,349.75 = 1,825.99/x
  3. Step 3: Cross multiply
    3,152.21x = 4,349.75 × 1,825.99
  4. Step 4: Simplify right side
    3,152.21x = 7,942,580.00
  5. Step 5: Solve for x
    x = 7,942,580.00/3,152.21
  6. Step 6: Final answer
    x = 2,519.69

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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.