Home / 6,657.26-9,986.67-2,215.33

Finding the Fourth Proportional to 6,657.26, 9,986.67 and 2,215.33

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Solution

The fourth proportional to 6,657.26, 9,986.67 and 2,215.33 is: 3,323.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.26 : 9,986.67 = 2,215.33 : x
  2. Step 2: Convert to fraction form
    6,657.26/9,986.67 = 2,215.33/x
  3. Step 3: Cross multiply
    6,657.26x = 9,986.67 × 2,215.33
  4. Step 4: Simplify right side
    6,657.26x = 22,123,744.68
  5. Step 5: Solve for x
    x = 22,123,744.68/6,657.26
  6. Step 6: Final answer
    x = 3,323.25

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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.