Home / 4,860.60-7,291.62-2,226.12

Finding the Fourth Proportional to 4,860.60, 7,291.62 and 2,226.12

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Solution

The fourth proportional to 4,860.60, 7,291.62 and 2,226.12 is: 3,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.60 : 7,291.62 = 2,226.12 : x
  2. Step 2: Convert to fraction form
    4,860.60/7,291.62 = 2,226.12/x
  3. Step 3: Cross multiply
    4,860.60x = 7,291.62 × 2,226.12
  4. Step 4: Simplify right side
    4,860.60x = 16,232,021.11
  5. Step 5: Solve for x
    x = 16,232,021.11/4,860.60
  6. Step 6: Final answer
    x = 3,339.51

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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.