Home / 8,196.48-12,288.96-3,001.68

Finding the Fourth Proportional to 8,196.48, 12,288.96 and 3,001.68

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Solution

The fourth proportional to 8,196.48, 12,288.96 and 3,001.68 is: 4,500.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196.48 : 12,288.96 = 3,001.68 : x
  2. Step 2: Convert to fraction form
    8,196.48/12,288.96 = 3,001.68/x
  3. Step 3: Cross multiply
    8,196.48x = 12,288.96 × 3,001.68
  4. Step 4: Simplify right side
    8,196.48x = 36,887,525.45
  5. Step 5: Solve for x
    x = 36,887,525.45/8,196.48
  6. Step 6: Final answer
    x = 4,500.41

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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.