Home / 3,493.16-4,825.46-3,177.86

Finding the Fourth Proportional to 3,493.16, 4,825.46 and 3,177.86

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Solution

The fourth proportional to 3,493.16, 4,825.46 and 3,177.86 is: 4,389.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493.16 : 4,825.46 = 3,177.86 : x
  2. Step 2: Convert to fraction form
    3,493.16/4,825.46 = 3,177.86/x
  3. Step 3: Cross multiply
    3,493.16x = 4,825.46 × 3,177.86
  4. Step 4: Simplify right side
    3,493.16x = 15,334,620.43
  5. Step 5: Solve for x
    x = 15,334,620.43/3,493.16
  6. Step 6: Final answer
    x = 4,389.91

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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.