Home / 8,534.96-11,770.88-5,549.70

Finding the Fourth Proportional to 8,534.96, 11,770.88 and 5,549.70

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Solution

The fourth proportional to 8,534.96, 11,770.88 and 5,549.70 is: 7,653.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.96 : 11,770.88 = 5,549.70 : x
  2. Step 2: Convert to fraction form
    8,534.96/11,770.88 = 5,549.70/x
  3. Step 3: Cross multiply
    8,534.96x = 11,770.88 × 5,549.70
  4. Step 4: Simplify right side
    8,534.96x = 65,324,824.99
  5. Step 5: Solve for x
    x = 65,324,824.99/8,534.96
  6. Step 6: Final answer
    x = 7,653.80

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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.