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Finding the Fourth Proportional to 11,755.88, 17,625.62 and 4,358.35

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Solution

The fourth proportional to 11,755.88, 17,625.62 and 4,358.35 is: 6,534.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,755.88 : 17,625.62 = 4,358.35 : x
  2. Step 2: Convert to fraction form
    11,755.88/17,625.62 = 4,358.35/x
  3. Step 3: Cross multiply
    11,755.88x = 17,625.62 × 4,358.35
  4. Step 4: Simplify right side
    11,755.88x = 76,818,650.58
  5. Step 5: Solve for x
    x = 76,818,650.58/11,755.88
  6. Step 6: Final answer
    x = 6,534.49

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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.