Home / 3,191.34-4,403.98-1,794.08

Finding the Fourth Proportional to 3,191.34, 4,403.98 and 1,794.08

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Solution

The fourth proportional to 3,191.34, 4,403.98 and 1,794.08 is: 2,475.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,191.34 : 4,403.98 = 1,794.08 : x
  2. Step 2: Convert to fraction form
    3,191.34/4,403.98 = 1,794.08/x
  3. Step 3: Cross multiply
    3,191.34x = 4,403.98 × 1,794.08
  4. Step 4: Simplify right side
    3,191.34x = 7,901,092.44
  5. Step 5: Solve for x
    x = 7,901,092.44/3,191.34
  6. Step 6: Final answer
    x = 2,475.79

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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.