Home / 4,823.48-7,236.84-1,900.20

Finding the Fourth Proportional to 4,823.48, 7,236.84 and 1,900.20

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Solution

The fourth proportional to 4,823.48, 7,236.84 and 1,900.20 is: 2,850.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.48 : 7,236.84 = 1,900.20 : x
  2. Step 2: Convert to fraction form
    4,823.48/7,236.84 = 1,900.20/x
  3. Step 3: Cross multiply
    4,823.48x = 7,236.84 × 1,900.20
  4. Step 4: Simplify right side
    4,823.48x = 13,751,443.37
  5. Step 5: Solve for x
    x = 13,751,443.37/4,823.48
  6. Step 6: Final answer
    x = 2,850.94

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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.