Home / 11,588.40-17,383.68-4,194.72

Finding the Fourth Proportional to 11,588.40, 17,383.68 and 4,194.72

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Solution

The fourth proportional to 11,588.40, 17,383.68 and 4,194.72 is: 6,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588.40 : 17,383.68 = 4,194.72 : x
  2. Step 2: Convert to fraction form
    11,588.40/17,383.68 = 4,194.72/x
  3. Step 3: Cross multiply
    11,588.40x = 17,383.68 × 4,194.72
  4. Step 4: Simplify right side
    11,588.40x = 72,919,670.17
  5. Step 5: Solve for x
    x = 72,919,670.17/11,588.40
  6. Step 6: Final answer
    x = 6,292.47

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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.