Home / 8,193.18-12,278.03-4,675.89

Finding the Fourth Proportional to 8,193.18, 12,278.03 and 4,675.89

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Solution

The fourth proportional to 8,193.18, 12,278.03 and 4,675.89 is: 7,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.18 : 12,278.03 = 4,675.89 : x
  2. Step 2: Convert to fraction form
    8,193.18/12,278.03 = 4,675.89/x
  3. Step 3: Cross multiply
    8,193.18x = 12,278.03 × 4,675.89
  4. Step 4: Simplify right side
    8,193.18x = 57,410,694.32
  5. Step 5: Solve for x
    x = 57,410,694.32/8,193.18
  6. Step 6: Final answer
    x = 7,007.13

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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.