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Finding the Fourth Proportional to 8,954.25, 13,420.26 and 5,668.26

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Solution

The fourth proportional to 8,954.25, 13,420.26 and 5,668.26 is: 8,495.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.25 : 13,420.26 = 5,668.26 : x
  2. Step 2: Convert to fraction form
    8,954.25/13,420.26 = 5,668.26/x
  3. Step 3: Cross multiply
    8,954.25x = 13,420.26 × 5,668.26
  4. Step 4: Simplify right side
    8,954.25x = 76,069,522.95
  5. Step 5: Solve for x
    x = 76,069,522.95/8,954.25
  6. Step 6: Final answer
    x = 8,495.35

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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.