Home / 11,007.75-16,513.01-3,612.99

Finding the Fourth Proportional to 11,007.75, 16,513.01 and 3,612.99

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Solution

The fourth proportional to 11,007.75, 16,513.01 and 3,612.99 is: 5,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.75 : 16,513.01 = 3,612.99 : x
  2. Step 2: Convert to fraction form
    11,007.75/16,513.01 = 3,612.99/x
  3. Step 3: Cross multiply
    11,007.75x = 16,513.01 × 3,612.99
  4. Step 4: Simplify right side
    11,007.75x = 59,661,340.00
  5. Step 5: Solve for x
    x = 59,661,340.00/11,007.75
  6. Step 6: Final answer
    x = 5,419.94

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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.