Home / 6,859.97-10,291.51-2,911.37

Finding the Fourth Proportional to 6,859.97, 10,291.51 and 2,911.37

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Solution

The fourth proportional to 6,859.97, 10,291.51 and 2,911.37 is: 4,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,859.97 : 10,291.51 = 2,911.37 : x
  2. Step 2: Convert to fraction form
    6,859.97/10,291.51 = 2,911.37/x
  3. Step 3: Cross multiply
    6,859.97x = 10,291.51 × 2,911.37
  4. Step 4: Simplify right side
    6,859.97x = 29,962,403.54
  5. Step 5: Solve for x
    x = 29,962,403.54/6,859.97
  6. Step 6: Final answer
    x = 4,367.72

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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.