Home / 11,402.28-17,103.18-3,610.89

Finding the Fourth Proportional to 11,402.28, 17,103.18 and 3,610.89

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Solution

The fourth proportional to 11,402.28, 17,103.18 and 3,610.89 is: 5,416.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.28 : 17,103.18 = 3,610.89 : x
  2. Step 2: Convert to fraction form
    11,402.28/17,103.18 = 3,610.89/x
  3. Step 3: Cross multiply
    11,402.28x = 17,103.18 × 3,610.89
  4. Step 4: Simplify right side
    11,402.28x = 61,757,701.63
  5. Step 5: Solve for x
    x = 61,757,701.63/11,402.28
  6. Step 6: Final answer
    x = 5,416.26

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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.