Home / 11,406.30-17,101.35-4,383.60

Finding the Fourth Proportional to 11,406.30, 17,101.35 and 4,383.60

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Solution

The fourth proportional to 11,406.30, 17,101.35 and 4,383.60 is: 6,572.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,406.30 : 17,101.35 = 4,383.60 : x
  2. Step 2: Convert to fraction form
    11,406.30/17,101.35 = 4,383.60/x
  3. Step 3: Cross multiply
    11,406.30x = 17,101.35 × 4,383.60
  4. Step 4: Simplify right side
    11,406.30x = 74,965,477.86
  5. Step 5: Solve for x
    x = 74,965,477.86/11,406.30
  6. Step 6: Final answer
    x = 6,572.29

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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.