Home / 8,169.98-12,267.28-4,663.96

Finding the Fourth Proportional to 8,169.98, 12,267.28 and 4,663.96

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Solution

The fourth proportional to 8,169.98, 12,267.28 and 4,663.96 is: 7,002.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.98 : 12,267.28 = 4,663.96 : x
  2. Step 2: Convert to fraction form
    8,169.98/12,267.28 = 4,663.96/x
  3. Step 3: Cross multiply
    8,169.98x = 12,267.28 × 4,663.96
  4. Step 4: Simplify right side
    8,169.98x = 57,214,103.23
  5. Step 5: Solve for x
    x = 57,214,103.23/8,169.98
  6. Step 6: Final answer
    x = 7,002.97

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1.5x scale

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.