Home / 5,739.61-8,609.43-1,579.66

Finding the Fourth Proportional to 5,739.61, 8,609.43 and 1,579.66

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Solution

The fourth proportional to 5,739.61, 8,609.43 and 1,579.66 is: 2,369.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.61 : 8,609.43 = 1,579.66 : x
  2. Step 2: Convert to fraction form
    5,739.61/8,609.43 = 1,579.66/x
  3. Step 3: Cross multiply
    5,739.61x = 8,609.43 × 1,579.66
  4. Step 4: Simplify right side
    5,739.61x = 13,599,972.19
  5. Step 5: Solve for x
    x = 13,599,972.19/5,739.61
  6. Step 6: Final answer
    x = 2,369.49

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Similar ratio
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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.