Home / 12,150.49-16,767.60-6,847.01

Finding the Fourth Proportional to 12,150.49, 16,767.60 and 6,847.01

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Solution

The fourth proportional to 12,150.49, 16,767.60 and 6,847.01 is: 9,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.49 : 16,767.60 = 6,847.01 : x
  2. Step 2: Convert to fraction form
    12,150.49/16,767.60 = 6,847.01/x
  3. Step 3: Cross multiply
    12,150.49x = 16,767.60 × 6,847.01
  4. Step 4: Simplify right side
    12,150.49x = 114,807,924.88
  5. Step 5: Solve for x
    x = 114,807,924.88/12,150.49
  6. Step 6: Final answer
    x = 9,448.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.