Home / 3,325.78-4,589.60-1,833.75

Finding the Fourth Proportional to 3,325.78, 4,589.60 and 1,833.75

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Solution

The fourth proportional to 3,325.78, 4,589.60 and 1,833.75 is: 2,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.78 : 4,589.60 = 1,833.75 : x
  2. Step 2: Convert to fraction form
    3,325.78/4,589.60 = 1,833.75/x
  3. Step 3: Cross multiply
    3,325.78x = 4,589.60 × 1,833.75
  4. Step 4: Simplify right side
    3,325.78x = 8,416,156.05
  5. Step 5: Solve for x
    x = 8,416,156.05/3,325.78
  6. Step 6: Final answer
    x = 2,530.58

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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.