Home / 5,668.91-8,503.39-1,971.17

Finding the Fourth Proportional to 5,668.91, 8,503.39 and 1,971.17

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Solution

The fourth proportional to 5,668.91, 8,503.39 and 1,971.17 is: 2,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668.91 : 8,503.39 = 1,971.17 : x
  2. Step 2: Convert to fraction form
    5,668.91/8,503.39 = 1,971.17/x
  3. Step 3: Cross multiply
    5,668.91x = 8,503.39 × 1,971.17
  4. Step 4: Simplify right side
    5,668.91x = 16,761,627.27
  5. Step 5: Solve for x
    x = 16,761,627.27/5,668.91
  6. Step 6: Final answer
    x = 2,956.76

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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.