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Finding the Fourth Proportional to 8,755.00, 13,113.19 and 7,236.77

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Solution

The fourth proportional to 8,755.00, 13,113.19 and 7,236.77 is: 10,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755.00 : 13,113.19 = 7,236.77 : x
  2. Step 2: Convert to fraction form
    8,755.00/13,113.19 = 7,236.77/x
  3. Step 3: Cross multiply
    8,755.00x = 13,113.19 × 7,236.77
  4. Step 4: Simplify right side
    8,755.00x = 94,897,157.24
  5. Step 5: Solve for x
    x = 94,897,157.24/8,755.00
  6. Step 6: Final answer
    x = 10,839.20

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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.