Home / 9,180.56-13,770.88-3,633.68

Finding the Fourth Proportional to 9,180.56, 13,770.88 and 3,633.68

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Solution

The fourth proportional to 9,180.56, 13,770.88 and 3,633.68 is: 5,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.56 : 13,770.88 = 3,633.68 : x
  2. Step 2: Convert to fraction form
    9,180.56/13,770.88 = 3,633.68/x
  3. Step 3: Cross multiply
    9,180.56x = 13,770.88 × 3,633.68
  4. Step 4: Simplify right side
    9,180.56x = 50,038,971.24
  5. Step 5: Solve for x
    x = 50,038,971.24/9,180.56
  6. Step 6: Final answer
    x = 5,450.54

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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.