Home / 6,400.44-8,832.96-3,567.87

Finding the Fourth Proportional to 6,400.44, 8,832.96 and 3,567.87

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Solution

The fourth proportional to 6,400.44, 8,832.96 and 3,567.87 is: 4,923.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.44 : 8,832.96 = 3,567.87 : x
  2. Step 2: Convert to fraction form
    6,400.44/8,832.96 = 3,567.87/x
  3. Step 3: Cross multiply
    6,400.44x = 8,832.96 × 3,567.87
  4. Step 4: Simplify right side
    6,400.44x = 31,514,853.00
  5. Step 5: Solve for x
    x = 31,514,853.00/6,400.44
  6. Step 6: Final answer
    x = 4,923.86

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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.