Home / 3,095.54-4,272.64-1,900.92

Finding the Fourth Proportional to 3,095.54, 4,272.64 and 1,900.92

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Solution

The fourth proportional to 3,095.54, 4,272.64 and 1,900.92 is: 2,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,095.54 : 4,272.64 = 1,900.92 : x
  2. Step 2: Convert to fraction form
    3,095.54/4,272.64 = 1,900.92/x
  3. Step 3: Cross multiply
    3,095.54x = 4,272.64 × 1,900.92
  4. Step 4: Simplify right side
    3,095.54x = 8,121,942.08
  5. Step 5: Solve for x
    x = 8,121,942.08/3,095.54
  6. Step 6: Final answer
    x = 2,623.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.