Home / 5,394.96-8,089.56-3,174.66

Finding the Fourth Proportional to 5,394.96, 8,089.56 and 3,174.66

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Solution

The fourth proportional to 5,394.96, 8,089.56 and 3,174.66 is: 4,760.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.96 : 8,089.56 = 3,174.66 : x
  2. Step 2: Convert to fraction form
    5,394.96/8,089.56 = 3,174.66/x
  3. Step 3: Cross multiply
    5,394.96x = 8,089.56 × 3,174.66
  4. Step 4: Simplify right side
    5,394.96x = 25,681,602.55
  5. Step 5: Solve for x
    x = 25,681,602.55/5,394.96
  6. Step 6: Final answer
    x = 4,760.30

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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.