Home / 6,809.24-10,211.88-2,648.32

Finding the Fourth Proportional to 6,809.24, 10,211.88 and 2,648.32

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Solution

The fourth proportional to 6,809.24, 10,211.88 and 2,648.32 is: 3,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,809.24 : 10,211.88 = 2,648.32 : x
  2. Step 2: Convert to fraction form
    6,809.24/10,211.88 = 2,648.32/x
  3. Step 3: Cross multiply
    6,809.24x = 10,211.88 × 2,648.32
  4. Step 4: Simplify right side
    6,809.24x = 27,044,290.58
  5. Step 5: Solve for x
    x = 27,044,290.58/6,809.24
  6. Step 6: Final answer
    x = 3,971.71

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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.