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Finding the Fourth Proportional to 4,792.99, 6,614.27 and 2,668.49

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Solution

The fourth proportional to 4,792.99, 6,614.27 and 2,668.49 is: 3,682.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.99 : 6,614.27 = 2,668.49 : x
  2. Step 2: Convert to fraction form
    4,792.99/6,614.27 = 2,668.49/x
  3. Step 3: Cross multiply
    4,792.99x = 6,614.27 × 2,668.49
  4. Step 4: Simplify right side
    4,792.99x = 17,650,113.35
  5. Step 5: Solve for x
    x = 17,650,113.35/4,792.99
  6. Step 6: Final answer
    x = 3,682.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.