Home / 11,354.24-17,031.47-3,958.74

Finding the Fourth Proportional to 11,354.24, 17,031.47 and 3,958.74

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Solution

The fourth proportional to 11,354.24, 17,031.47 and 3,958.74 is: 5,938.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.24 : 17,031.47 = 3,958.74 : x
  2. Step 2: Convert to fraction form
    11,354.24/17,031.47 = 3,958.74/x
  3. Step 3: Cross multiply
    11,354.24x = 17,031.47 × 3,958.74
  4. Step 4: Simplify right side
    11,354.24x = 67,423,141.75
  5. Step 5: Solve for x
    x = 67,423,141.75/11,354.24
  6. Step 6: Final answer
    x = 5,938.15

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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.