Home / 6,833.12-10,242.37-4,879.40

Finding the Fourth Proportional to 6,833.12, 10,242.37 and 4,879.40

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Solution

The fourth proportional to 6,833.12, 10,242.37 and 4,879.40 is: 7,313.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833.12 : 10,242.37 = 4,879.40 : x
  2. Step 2: Convert to fraction form
    6,833.12/10,242.37 = 4,879.40/x
  3. Step 3: Cross multiply
    6,833.12x = 10,242.37 × 4,879.40
  4. Step 4: Simplify right side
    6,833.12x = 49,976,575.07
  5. Step 5: Solve for x
    x = 49,976,575.07/6,833.12
  6. Step 6: Final answer
    x = 7,313.88

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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.