Home / 8,254.02-12,383.34-3,322.51

Finding the Fourth Proportional to 8,254.02, 12,383.34 and 3,322.51

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Solution

The fourth proportional to 8,254.02, 12,383.34 and 3,322.51 is: 4,984.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.02 : 12,383.34 = 3,322.51 : x
  2. Step 2: Convert to fraction form
    8,254.02/12,383.34 = 3,322.51/x
  3. Step 3: Cross multiply
    8,254.02x = 12,383.34 × 3,322.51
  4. Step 4: Simplify right side
    8,254.02x = 41,143,770.98
  5. Step 5: Solve for x
    x = 41,143,770.98/8,254.02
  6. Step 6: Final answer
    x = 4,984.69

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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.