Home / 11,358.72-17,039.70-3,354.30

Finding the Fourth Proportional to 11,358.72, 17,039.70 and 3,354.30

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Solution

The fourth proportional to 11,358.72, 17,039.70 and 3,354.30 is: 5,031.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.72 : 17,039.70 = 3,354.30 : x
  2. Step 2: Convert to fraction form
    11,358.72/17,039.70 = 3,354.30/x
  3. Step 3: Cross multiply
    11,358.72x = 17,039.70 × 3,354.30
  4. Step 4: Simplify right side
    11,358.72x = 57,156,265.71
  5. Step 5: Solve for x
    x = 57,156,265.71/11,358.72
  6. Step 6: Final answer
    x = 5,031.93

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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.