Home / 10,800.50-16,199.36-3,404.32

Finding the Fourth Proportional to 10,800.50, 16,199.36 and 3,404.32

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Solution

The fourth proportional to 10,800.50, 16,199.36 and 3,404.32 is: 5,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.50 : 16,199.36 = 3,404.32 : x
  2. Step 2: Convert to fraction form
    10,800.50/16,199.36 = 3,404.32/x
  3. Step 3: Cross multiply
    10,800.50x = 16,199.36 × 3,404.32
  4. Step 4: Simplify right side
    10,800.50x = 55,147,805.24
  5. Step 5: Solve for x
    x = 55,147,805.24/10,800.50
  6. Step 6: Final answer
    x = 5,106.04

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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.