Home / 4,996.12-7,497.94-1,879.20

Finding the Fourth Proportional to 4,996.12, 7,497.94 and 1,879.20

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Solution

The fourth proportional to 4,996.12, 7,497.94 and 1,879.20 is: 2,820.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,996.12 : 7,497.94 = 1,879.20 : x
  2. Step 2: Convert to fraction form
    4,996.12/7,497.94 = 1,879.20/x
  3. Step 3: Cross multiply
    4,996.12x = 7,497.94 × 1,879.20
  4. Step 4: Simplify right side
    4,996.12x = 14,090,128.85
  5. Step 5: Solve for x
    x = 14,090,128.85/4,996.12
  6. Step 6: Final answer
    x = 2,820.21

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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.