Home / 8,326.29-12,485.12-3,059.96

Finding the Fourth Proportional to 8,326.29, 12,485.12 and 3,059.96

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Solution

The fourth proportional to 8,326.29, 12,485.12 and 3,059.96 is: 4,588.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.29 : 12,485.12 = 3,059.96 : x
  2. Step 2: Convert to fraction form
    8,326.29/12,485.12 = 3,059.96/x
  3. Step 3: Cross multiply
    8,326.29x = 12,485.12 × 3,059.96
  4. Step 4: Simplify right side
    8,326.29x = 38,203,890.07
  5. Step 5: Solve for x
    x = 38,203,890.07/8,326.29
  6. Step 6: Final answer
    x = 4,588.34

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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.