Home / 10,840.87-16,254.13-6,163.08

Finding the Fourth Proportional to 10,840.87, 16,254.13 and 6,163.08

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Solution

The fourth proportional to 10,840.87, 16,254.13 and 6,163.08 is: 9,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.87 : 16,254.13 = 6,163.08 : x
  2. Step 2: Convert to fraction form
    10,840.87/16,254.13 = 6,163.08/x
  3. Step 3: Cross multiply
    10,840.87x = 16,254.13 × 6,163.08
  4. Step 4: Simplify right side
    10,840.87x = 100,175,530.14
  5. Step 5: Solve for x
    x = 100,175,530.14/10,840.87
  6. Step 6: Final answer
    x = 9,240.54

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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.