Home / 4,127.54-6,192.33-1,205.85

Finding the Fourth Proportional to 4,127.54, 6,192.33 and 1,205.85

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Solution

The fourth proportional to 4,127.54, 6,192.33 and 1,205.85 is: 1,809.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.54 : 6,192.33 = 1,205.85 : x
  2. Step 2: Convert to fraction form
    4,127.54/6,192.33 = 1,205.85/x
  3. Step 3: Cross multiply
    4,127.54x = 6,192.33 × 1,205.85
  4. Step 4: Simplify right side
    4,127.54x = 7,467,021.13
  5. Step 5: Solve for x
    x = 7,467,021.13/4,127.54
  6. Step 6: Final answer
    x = 1,809.08

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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.