Home / 8,770.57-13,157.92-5,998.55

Finding the Fourth Proportional to 8,770.57, 13,157.92 and 5,998.55

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Solution

The fourth proportional to 8,770.57, 13,157.92 and 5,998.55 is: 8,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.57 : 13,157.92 = 5,998.55 : x
  2. Step 2: Convert to fraction form
    8,770.57/13,157.92 = 5,998.55/x
  3. Step 3: Cross multiply
    8,770.57x = 13,157.92 × 5,998.55
  4. Step 4: Simplify right side
    8,770.57x = 78,928,441.02
  5. Step 5: Solve for x
    x = 78,928,441.02/8,770.57
  6. Step 6: Final answer
    x = 8,999.24

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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.