Home / 6,370.91-9,556.47-2,211.06

Finding the Fourth Proportional to 6,370.91, 9,556.47 and 2,211.06

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Solution

The fourth proportional to 6,370.91, 9,556.47 and 2,211.06 is: 3,316.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.91 : 9,556.47 = 2,211.06 : x
  2. Step 2: Convert to fraction form
    6,370.91/9,556.47 = 2,211.06/x
  3. Step 3: Cross multiply
    6,370.91x = 9,556.47 × 2,211.06
  4. Step 4: Simplify right side
    6,370.91x = 21,129,928.56
  5. Step 5: Solve for x
    x = 21,129,928.56/6,370.91
  6. Step 6: Final answer
    x = 3,316.63

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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.