Home / 4,906.24-7,360.40-1,619.60

Finding the Fourth Proportional to 4,906.24, 7,360.40 and 1,619.60

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Solution

The fourth proportional to 4,906.24, 7,360.40 and 1,619.60 is: 2,429.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.24 : 7,360.40 = 1,619.60 : x
  2. Step 2: Convert to fraction form
    4,906.24/7,360.40 = 1,619.60/x
  3. Step 3: Cross multiply
    4,906.24x = 7,360.40 × 1,619.60
  4. Step 4: Simplify right side
    4,906.24x = 11,920,903.84
  5. Step 5: Solve for x
    x = 11,920,903.84/4,906.24
  6. Step 6: Final answer
    x = 2,429.74

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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.