Home / 4,739.84-7,103.46-2,518.20

Finding the Fourth Proportional to 4,739.84, 7,103.46 and 2,518.20

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Solution

The fourth proportional to 4,739.84, 7,103.46 and 2,518.20 is: 3,773.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.84 : 7,103.46 = 2,518.20 : x
  2. Step 2: Convert to fraction form
    4,739.84/7,103.46 = 2,518.20/x
  3. Step 3: Cross multiply
    4,739.84x = 7,103.46 × 2,518.20
  4. Step 4: Simplify right side
    4,739.84x = 17,887,932.97
  5. Step 5: Solve for x
    x = 17,887,932.97/4,739.84
  6. Step 6: Final answer
    x = 3,773.95

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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.