Home / 3,048.96-4,205.77-1,927.96

Finding the Fourth Proportional to 3,048.96, 4,205.77 and 1,927.96

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Solution

The fourth proportional to 3,048.96, 4,205.77 and 1,927.96 is: 2,659.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.96 : 4,205.77 = 1,927.96 : x
  2. Step 2: Convert to fraction form
    3,048.96/4,205.77 = 1,927.96/x
  3. Step 3: Cross multiply
    3,048.96x = 4,205.77 × 1,927.96
  4. Step 4: Simplify right side
    3,048.96x = 8,108,556.33
  5. Step 5: Solve for x
    x = 8,108,556.33/3,048.96
  6. Step 6: Final answer
    x = 2,659.45

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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.