Home / 6,899.37-10,340.95-3,193.77

Finding the Fourth Proportional to 6,899.37, 10,340.95 and 3,193.77

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Solution

The fourth proportional to 6,899.37, 10,340.95 and 3,193.77 is: 4,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.37 : 10,340.95 = 3,193.77 : x
  2. Step 2: Convert to fraction form
    6,899.37/10,340.95 = 3,193.77/x
  3. Step 3: Cross multiply
    6,899.37x = 10,340.95 × 3,193.77
  4. Step 4: Simplify right side
    6,899.37x = 33,026,548.21
  5. Step 5: Solve for x
    x = 33,026,548.21/6,899.37
  6. Step 6: Final answer
    x = 4,786.90

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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.