Home / 8,336.99-12,505.52-3,407.13

Finding the Fourth Proportional to 8,336.99, 12,505.52 and 3,407.13

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Solution

The fourth proportional to 8,336.99, 12,505.52 and 3,407.13 is: 5,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.99 : 12,505.52 = 3,407.13 : x
  2. Step 2: Convert to fraction form
    8,336.99/12,505.52 = 3,407.13/x
  3. Step 3: Cross multiply
    8,336.99x = 12,505.52 × 3,407.13
  4. Step 4: Simplify right side
    8,336.99x = 42,607,940.88
  5. Step 5: Solve for x
    x = 42,607,940.88/8,336.99
  6. Step 6: Final answer
    x = 5,110.71

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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.