Home / 11,588.56-17,385.54-4,191.64

Finding the Fourth Proportional to 11,588.56, 17,385.54 and 4,191.64

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Solution

The fourth proportional to 11,588.56, 17,385.54 and 4,191.64 is: 6,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.56 : 17,385.54 = 4,191.64 : x
  2. Step 2: Convert to fraction form
    11,588.56/17,385.54 = 4,191.64/x
  3. Step 3: Cross multiply
    11,588.56x = 17,385.54 × 4,191.64
  4. Step 4: Simplify right side
    11,588.56x = 72,873,924.89
  5. Step 5: Solve for x
    x = 72,873,924.89/11,588.56
  6. Step 6: Final answer
    x = 6,288.44

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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.