Home / 7,879.24-11,820.14-2,333.12

Finding the Fourth Proportional to 7,879.24, 11,820.14 and 2,333.12

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Solution

The fourth proportional to 7,879.24, 11,820.14 and 2,333.12 is: 3,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,879.24 : 11,820.14 = 2,333.12 : x
  2. Step 2: Convert to fraction form
    7,879.24/11,820.14 = 2,333.12/x
  3. Step 3: Cross multiply
    7,879.24x = 11,820.14 × 2,333.12
  4. Step 4: Simplify right side
    7,879.24x = 27,577,805.04
  5. Step 5: Solve for x
    x = 27,577,805.04/7,879.24
  6. Step 6: Final answer
    x = 3,500.06

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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.