Home / 7,823.25-11,734.76-1,900.19

Finding the Fourth Proportional to 7,823.25, 11,734.76 and 1,900.19

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Solution

The fourth proportional to 7,823.25, 11,734.76 and 1,900.19 is: 2,850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.25 : 11,734.76 = 1,900.19 : x
  2. Step 2: Convert to fraction form
    7,823.25/11,734.76 = 1,900.19/x
  3. Step 3: Cross multiply
    7,823.25x = 11,734.76 × 1,900.19
  4. Step 4: Simplify right side
    7,823.25x = 22,298,205.43
  5. Step 5: Solve for x
    x = 22,298,205.43/7,823.25
  6. Step 6: Final answer
    x = 2,850.25

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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.