Home / 8,087.63-11,157.89-4,729.37

Finding the Fourth Proportional to 8,087.63, 11,157.89 and 4,729.37

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Solution

The fourth proportional to 8,087.63, 11,157.89 and 4,729.37 is: 6,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.63 : 11,157.89 = 4,729.37 : x
  2. Step 2: Convert to fraction form
    8,087.63/11,157.89 = 4,729.37/x
  3. Step 3: Cross multiply
    8,087.63x = 11,157.89 × 4,729.37
  4. Step 4: Simplify right side
    8,087.63x = 52,769,829.95
  5. Step 5: Solve for x
    x = 52,769,829.95/8,087.63
  6. Step 6: Final answer
    x = 6,524.76

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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.