Home / 8,682.29-13,023.44-2,108.48

Finding the Fourth Proportional to 8,682.29, 13,023.44 and 2,108.48

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Solution

The fourth proportional to 8,682.29, 13,023.44 and 2,108.48 is: 3,162.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.29 : 13,023.44 = 2,108.48 : x
  2. Step 2: Convert to fraction form
    8,682.29/13,023.44 = 2,108.48/x
  3. Step 3: Cross multiply
    8,682.29x = 13,023.44 × 2,108.48
  4. Step 4: Simplify right side
    8,682.29x = 27,459,587.11
  5. Step 5: Solve for x
    x = 27,459,587.11/8,682.29
  6. Step 6: Final answer
    x = 3,162.71

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1.5x scale

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.