Home / 7,747.22-11,632.67-6,830.49

Finding the Fourth Proportional to 7,747.22, 11,632.67 and 6,830.49

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Solution

The fourth proportional to 7,747.22, 11,632.67 and 6,830.49 is: 10,256.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.22 : 11,632.67 = 6,830.49 : x
  2. Step 2: Convert to fraction form
    7,747.22/11,632.67 = 6,830.49/x
  3. Step 3: Cross multiply
    7,747.22x = 11,632.67 × 6,830.49
  4. Step 4: Simplify right side
    7,747.22x = 79,456,801.96
  5. Step 5: Solve for x
    x = 79,456,801.96/7,747.22
  6. Step 6: Final answer
    x = 10,256.18

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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.