Home / 8,188.14-12,267.53-4,976.59

Finding the Fourth Proportional to 8,188.14, 12,267.53 and 4,976.59

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Solution

The fourth proportional to 8,188.14, 12,267.53 and 4,976.59 is: 7,455.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,188.14 : 12,267.53 = 4,976.59 : x
  2. Step 2: Convert to fraction form
    8,188.14/12,267.53 = 4,976.59/x
  3. Step 3: Cross multiply
    8,188.14x = 12,267.53 × 4,976.59
  4. Step 4: Simplify right side
    8,188.14x = 61,050,467.12
  5. Step 5: Solve for x
    x = 61,050,467.12/8,188.14
  6. Step 6: Final answer
    x = 7,455.96

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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.