Home / 11,925.36-17,889.26-3,160.27

Finding the Fourth Proportional to 11,925.36, 17,889.26 and 3,160.27

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Solution

The fourth proportional to 11,925.36, 17,889.26 and 3,160.27 is: 4,740.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.36 : 17,889.26 = 3,160.27 : x
  2. Step 2: Convert to fraction form
    11,925.36/17,889.26 = 3,160.27/x
  3. Step 3: Cross multiply
    11,925.36x = 17,889.26 × 3,160.27
  4. Step 4: Simplify right side
    11,925.36x = 56,534,883.80
  5. Step 5: Solve for x
    x = 56,534,883.80/11,925.36
  6. Step 6: Final answer
    x = 4,740.73

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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.