Home / 4,520.45-6,781.08-1,233.47

Finding the Fourth Proportional to 4,520.45, 6,781.08 and 1,233.47

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Solution

The fourth proportional to 4,520.45, 6,781.08 and 1,233.47 is: 1,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.45 : 6,781.08 = 1,233.47 : x
  2. Step 2: Convert to fraction form
    4,520.45/6,781.08 = 1,233.47/x
  3. Step 3: Cross multiply
    4,520.45x = 6,781.08 × 1,233.47
  4. Step 4: Simplify right side
    4,520.45x = 8,364,258.75
  5. Step 5: Solve for x
    x = 8,364,258.75/4,520.45
  6. Step 6: Final answer
    x = 1,850.32

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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.