Home / 2,416.12-3,622.62-1,491.64

Finding the Fourth Proportional to 2,416.12, 3,622.62 and 1,491.64

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Solution

The fourth proportional to 2,416.12, 3,622.62 and 1,491.64 is: 2,236.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.12 : 3,622.62 = 1,491.64 : x
  2. Step 2: Convert to fraction form
    2,416.12/3,622.62 = 1,491.64/x
  3. Step 3: Cross multiply
    2,416.12x = 3,622.62 × 1,491.64
  4. Step 4: Simplify right side
    2,416.12x = 5,403,644.90
  5. Step 5: Solve for x
    x = 5,403,644.90/2,416.12
  6. Step 6: Final answer
    x = 2,236.50

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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.