Home / 8,267.76-12,379.68-4,563.36

Finding the Fourth Proportional to 8,267.76, 12,379.68 and 4,563.36

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Solution

The fourth proportional to 8,267.76, 12,379.68 and 4,563.36 is: 6,832.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267.76 : 12,379.68 = 4,563.36 : x
  2. Step 2: Convert to fraction form
    8,267.76/12,379.68 = 4,563.36/x
  3. Step 3: Cross multiply
    8,267.76x = 12,379.68 × 4,563.36
  4. Step 4: Simplify right side
    8,267.76x = 56,492,936.52
  5. Step 5: Solve for x
    x = 56,492,936.52/8,267.76
  6. Step 6: Final answer
    x = 6,832.92

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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.