Home / 5,739.49-8,609.32-1,579.47

Finding the Fourth Proportional to 5,739.49, 8,609.32 and 1,579.47

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Solution

The fourth proportional to 5,739.49, 8,609.32 and 1,579.47 is: 2,369.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.49 : 8,609.32 = 1,579.47 : x
  2. Step 2: Convert to fraction form
    5,739.49/8,609.32 = 1,579.47/x
  3. Step 3: Cross multiply
    5,739.49x = 8,609.32 × 1,579.47
  4. Step 4: Simplify right side
    5,739.49x = 13,598,132.35
  5. Step 5: Solve for x
    x = 13,598,132.35/5,739.49
  6. Step 6: Final answer
    x = 2,369.22

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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.