Home / 5,840.52-8,064.39-3,853.90

Finding the Fourth Proportional to 5,840.52, 8,064.39 and 3,853.90

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Solution

The fourth proportional to 5,840.52, 8,064.39 and 3,853.90 is: 5,321.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,840.52 : 8,064.39 = 3,853.90 : x
  2. Step 2: Convert to fraction form
    5,840.52/8,064.39 = 3,853.90/x
  3. Step 3: Cross multiply
    5,840.52x = 8,064.39 × 3,853.90
  4. Step 4: Simplify right side
    5,840.52x = 31,079,352.62
  5. Step 5: Solve for x
    x = 31,079,352.62/5,840.52
  6. Step 6: Final answer
    x = 5,321.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.