Home / 9,180.42-13,771.26-2,607.12

Finding the Fourth Proportional to 9,180.42, 13,771.26 and 2,607.12

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Solution

The fourth proportional to 9,180.42, 13,771.26 and 2,607.12 is: 3,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180.42 : 13,771.26 = 2,607.12 : x
  2. Step 2: Convert to fraction form
    9,180.42/13,771.26 = 2,607.12/x
  3. Step 3: Cross multiply
    9,180.42x = 13,771.26 × 2,607.12
  4. Step 4: Simplify right side
    9,180.42x = 35,903,327.37
  5. Step 5: Solve for x
    x = 35,903,327.37/9,180.42
  6. Step 6: Final answer
    x = 3,910.86

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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.