Home / 10,911.86-16,366.86-4,336.28

Finding the Fourth Proportional to 10,911.86, 16,366.86 and 4,336.28

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Solution

The fourth proportional to 10,911.86, 16,366.86 and 4,336.28 is: 6,504.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911.86 : 16,366.86 = 4,336.28 : x
  2. Step 2: Convert to fraction form
    10,911.86/16,366.86 = 4,336.28/x
  3. Step 3: Cross multiply
    10,911.86x = 16,366.86 × 4,336.28
  4. Step 4: Simplify right side
    10,911.86x = 70,971,205.85
  5. Step 5: Solve for x
    x = 70,971,205.85/10,911.86
  6. Step 6: Final answer
    x = 6,504.05

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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.