Home / 3,193.08-4,406.44-1,776.76

Finding the Fourth Proportional to 3,193.08, 4,406.44 and 1,776.76

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Solution

The fourth proportional to 3,193.08, 4,406.44 and 1,776.76 is: 2,451.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193.08 : 4,406.44 = 1,776.76 : x
  2. Step 2: Convert to fraction form
    3,193.08/4,406.44 = 1,776.76/x
  3. Step 3: Cross multiply
    3,193.08x = 4,406.44 × 1,776.76
  4. Step 4: Simplify right side
    3,193.08x = 7,829,186.33
  5. Step 5: Solve for x
    x = 7,829,186.33/3,193.08
  6. Step 6: Final answer
    x = 2,451.92

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.