Home / 6,910.18-10,365.28-5,450.36

Finding the Fourth Proportional to 6,910.18, 10,365.28 and 5,450.36

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Solution

The fourth proportional to 6,910.18, 10,365.28 and 5,450.36 is: 8,175.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,910.18 : 10,365.28 = 5,450.36 : x
  2. Step 2: Convert to fraction form
    6,910.18/10,365.28 = 5,450.36/x
  3. Step 3: Cross multiply
    6,910.18x = 10,365.28 × 5,450.36
  4. Step 4: Simplify right side
    6,910.18x = 56,494,507.50
  5. Step 5: Solve for x
    x = 56,494,507.50/6,910.18
  6. Step 6: Final answer
    x = 8,175.55

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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.