Home / 3,234.08-4,851.20-925.60

Finding the Fourth Proportional to 3,234.08, 4,851.20 and 925.60

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Solution

The fourth proportional to 3,234.08, 4,851.20 and 925.60 is: 1,388.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234.08 : 4,851.20 = 925.60 : x
  2. Step 2: Convert to fraction form
    3,234.08/4,851.20 = 925.60/x
  3. Step 3: Cross multiply
    3,234.08x = 4,851.20 × 925.60
  4. Step 4: Simplify right side
    3,234.08x = 4,490,270.72
  5. Step 5: Solve for x
    x = 4,490,270.72/3,234.08
  6. Step 6: Final answer
    x = 1,388.42

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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.