Home / 8,327.54-12,488.18-3,394.44

Finding the Fourth Proportional to 8,327.54, 12,488.18 and 3,394.44

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Solution

The fourth proportional to 8,327.54, 12,488.18 and 3,394.44 is: 5,090.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.54 : 12,488.18 = 3,394.44 : x
  2. Step 2: Convert to fraction form
    8,327.54/12,488.18 = 3,394.44/x
  3. Step 3: Cross multiply
    8,327.54x = 12,488.18 × 3,394.44
  4. Step 4: Simplify right side
    8,327.54x = 42,390,360.75
  5. Step 5: Solve for x
    x = 42,390,360.75/8,327.54
  6. Step 6: Final answer
    x = 5,090.38

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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.