Home / 5,682.96-7,842.24-4,108.32

Finding the Fourth Proportional to 5,682.96, 7,842.24 and 4,108.32

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Solution

The fourth proportional to 5,682.96, 7,842.24 and 4,108.32 is: 5,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,682.96 : 7,842.24 = 4,108.32 : x
  2. Step 2: Convert to fraction form
    5,682.96/7,842.24 = 4,108.32/x
  3. Step 3: Cross multiply
    5,682.96x = 7,842.24 × 4,108.32
  4. Step 4: Simplify right side
    5,682.96x = 32,218,431.44
  5. Step 5: Solve for x
    x = 32,218,431.44/5,682.96
  6. Step 6: Final answer
    x = 5,669.30

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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.