Home / 6,635.72-9,940.38-6,091.40

Finding the Fourth Proportional to 6,635.72, 9,940.38 and 6,091.40

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Solution

The fourth proportional to 6,635.72, 9,940.38 and 6,091.40 is: 9,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,635.72 : 9,940.38 = 6,091.40 : x
  2. Step 2: Convert to fraction form
    6,635.72/9,940.38 = 6,091.40/x
  3. Step 3: Cross multiply
    6,635.72x = 9,940.38 × 6,091.40
  4. Step 4: Simplify right side
    6,635.72x = 60,550,830.73
  5. Step 5: Solve for x
    x = 60,550,830.73/6,635.72
  6. Step 6: Final answer
    x = 9,124.98

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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.