Home / 6,400.82-8,832.06-3,567.57

Finding the Fourth Proportional to 6,400.82, 8,832.06 and 3,567.57

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Solution

The fourth proportional to 6,400.82, 8,832.06 and 3,567.57 is: 4,922.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,400.82 : 8,832.06 = 3,567.57 : x
  2. Step 2: Convert to fraction form
    6,400.82/8,832.06 = 3,567.57/x
  3. Step 3: Cross multiply
    6,400.82x = 8,832.06 × 3,567.57
  4. Step 4: Simplify right side
    6,400.82x = 31,508,992.29
  5. Step 5: Solve for x
    x = 31,508,992.29/6,400.82
  6. Step 6: Final answer
    x = 4,922.65

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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.