Home / 8,176.34-12,267.59-3,249.44

Finding the Fourth Proportional to 8,176.34, 12,267.59 and 3,249.44

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Solution

The fourth proportional to 8,176.34, 12,267.59 and 3,249.44 is: 4,875.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.34 : 12,267.59 = 3,249.44 : x
  2. Step 2: Convert to fraction form
    8,176.34/12,267.59 = 3,249.44/x
  3. Step 3: Cross multiply
    8,176.34x = 12,267.59 × 3,249.44
  4. Step 4: Simplify right side
    8,176.34x = 39,862,814.28
  5. Step 5: Solve for x
    x = 39,862,814.28/8,176.34
  6. Step 6: Final answer
    x = 4,875.38

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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.