Home / 11,029.86-16,535.07-4,099.50

Finding the Fourth Proportional to 11,029.86, 16,535.07 and 4,099.50

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Solution

The fourth proportional to 11,029.86, 16,535.07 and 4,099.50 is: 6,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,029.86 : 16,535.07 = 4,099.50 : x
  2. Step 2: Convert to fraction form
    11,029.86/16,535.07 = 4,099.50/x
  3. Step 3: Cross multiply
    11,029.86x = 16,535.07 × 4,099.50
  4. Step 4: Simplify right side
    11,029.86x = 67,785,519.47
  5. Step 5: Solve for x
    x = 67,785,519.47/11,029.86
  6. Step 6: Final answer
    x = 6,145.64

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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.