Home / 10,150.25-14,008.87-6,170.59

Finding the Fourth Proportional to 10,150.25, 14,008.87 and 6,170.59

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Solution

The fourth proportional to 10,150.25, 14,008.87 and 6,170.59 is: 8,516.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.25 : 14,008.87 = 6,170.59 : x
  2. Step 2: Convert to fraction form
    10,150.25/14,008.87 = 6,170.59/x
  3. Step 3: Cross multiply
    10,150.25x = 14,008.87 × 6,170.59
  4. Step 4: Simplify right side
    10,150.25x = 86,442,942.68
  5. Step 5: Solve for x
    x = 86,442,942.68/10,150.25
  6. Step 6: Final answer
    x = 8,516.34

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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.