Home / 5,739.49-8,607.67-1,578.52

Finding the Fourth Proportional to 5,739.49, 8,607.67 and 1,578.52

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Solution

The fourth proportional to 5,739.49, 8,607.67 and 1,578.52 is: 2,367.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,739.49 : 8,607.67 = 1,578.52 : x
  2. Step 2: Convert to fraction form
    5,739.49/8,607.67 = 1,578.52/x
  3. Step 3: Cross multiply
    5,739.49x = 8,607.67 × 1,578.52
  4. Step 4: Simplify right side
    5,739.49x = 13,587,379.25
  5. Step 5: Solve for x
    x = 13,587,379.25/5,739.49
  6. Step 6: Final answer
    x = 2,367.35

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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.