Home / 6,961.59-10,431.92-4,185.23

Finding the Fourth Proportional to 6,961.59, 10,431.92 and 4,185.23

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Solution

The fourth proportional to 6,961.59, 10,431.92 and 4,185.23 is: 6,271.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.59 : 10,431.92 = 4,185.23 : x
  2. Step 2: Convert to fraction form
    6,961.59/10,431.92 = 4,185.23/x
  3. Step 3: Cross multiply
    6,961.59x = 10,431.92 × 4,185.23
  4. Step 4: Simplify right side
    6,961.59x = 43,659,911.46
  5. Step 5: Solve for x
    x = 43,659,911.46/6,961.59
  6. Step 6: Final answer
    x = 6,271.54

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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.