Home / 8,682.48-13,023.72-2,838.96

Finding the Fourth Proportional to 8,682.48, 13,023.72 and 2,838.96

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Solution

The fourth proportional to 8,682.48, 13,023.72 and 2,838.96 is: 4,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.48 : 13,023.72 = 2,838.96 : x
  2. Step 2: Convert to fraction form
    8,682.48/13,023.72 = 2,838.96/x
  3. Step 3: Cross multiply
    8,682.48x = 13,023.72 × 2,838.96
  4. Step 4: Simplify right side
    8,682.48x = 36,973,820.13
  5. Step 5: Solve for x
    x = 36,973,820.13/8,682.48
  6. Step 6: Final answer
    x = 4,258.44

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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.