Home / 7,850.34-11,779.59-3,470.82

Finding the Fourth Proportional to 7,850.34, 11,779.59 and 3,470.82

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Solution

The fourth proportional to 7,850.34, 11,779.59 and 3,470.82 is: 5,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.34 : 11,779.59 = 3,470.82 : x
  2. Step 2: Convert to fraction form
    7,850.34/11,779.59 = 3,470.82/x
  3. Step 3: Cross multiply
    7,850.34x = 11,779.59 × 3,470.82
  4. Step 4: Simplify right side
    7,850.34x = 40,884,836.56
  5. Step 5: Solve for x
    x = 40,884,836.56/7,850.34
  6. Step 6: Final answer
    x = 5,208.03

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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.