Home / 6,999.39-10,501.31-2,069.06

Finding the Fourth Proportional to 6,999.39, 10,501.31 and 2,069.06

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Solution

The fourth proportional to 6,999.39, 10,501.31 and 2,069.06 is: 3,104.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.39 : 10,501.31 = 2,069.06 : x
  2. Step 2: Convert to fraction form
    6,999.39/10,501.31 = 2,069.06/x
  3. Step 3: Cross multiply
    6,999.39x = 10,501.31 × 2,069.06
  4. Step 4: Simplify right side
    6,999.39x = 21,727,793.13
  5. Step 5: Solve for x
    x = 21,727,793.13/6,999.39
  6. Step 6: Final answer
    x = 3,104.24

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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.