Home / 6,630.26-9,944.27-2,186.55

Finding the Fourth Proportional to 6,630.26, 9,944.27 and 2,186.55

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Solution

The fourth proportional to 6,630.26, 9,944.27 and 2,186.55 is: 3,279.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630.26 : 9,944.27 = 2,186.55 : x
  2. Step 2: Convert to fraction form
    6,630.26/9,944.27 = 2,186.55/x
  3. Step 3: Cross multiply
    6,630.26x = 9,944.27 × 2,186.55
  4. Step 4: Simplify right side
    6,630.26x = 21,743,643.57
  5. Step 5: Solve for x
    x = 21,743,643.57/6,630.26
  6. Step 6: Final answer
    x = 3,279.46

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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.