Home / 8,425.01-12,645.33-4,267.96

Finding the Fourth Proportional to 8,425.01, 12,645.33 and 4,267.96

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Solution

The fourth proportional to 8,425.01, 12,645.33 and 4,267.96 is: 6,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.01 : 12,645.33 = 4,267.96 : x
  2. Step 2: Convert to fraction form
    8,425.01/12,645.33 = 4,267.96/x
  3. Step 3: Cross multiply
    8,425.01x = 12,645.33 × 4,267.96
  4. Step 4: Simplify right side
    8,425.01x = 53,969,699.40
  5. Step 5: Solve for x
    x = 53,969,699.40/8,425.01
  6. Step 6: Final answer
    x = 6,405.89

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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.