Home / 6,861.64-10,292.22-2,910.36

Finding the Fourth Proportional to 6,861.64, 10,292.22 and 2,910.36

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Solution

The fourth proportional to 6,861.64, 10,292.22 and 2,910.36 is: 4,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.64 : 10,292.22 = 2,910.36 : x
  2. Step 2: Convert to fraction form
    6,861.64/10,292.22 = 2,910.36/x
  3. Step 3: Cross multiply
    6,861.64x = 10,292.22 × 2,910.36
  4. Step 4: Simplify right side
    6,861.64x = 29,954,065.40
  5. Step 5: Solve for x
    x = 29,954,065.40/6,861.64
  6. Step 6: Final answer
    x = 4,365.44

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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.