Home / 9,431.22-14,146.58-3,191.19

Finding the Fourth Proportional to 9,431.22, 14,146.58 and 3,191.19

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Solution

The fourth proportional to 9,431.22, 14,146.58 and 3,191.19 is: 4,786.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.22 : 14,146.58 = 3,191.19 : x
  2. Step 2: Convert to fraction form
    9,431.22/14,146.58 = 3,191.19/x
  3. Step 3: Cross multiply
    9,431.22x = 14,146.58 × 3,191.19
  4. Step 4: Simplify right side
    9,431.22x = 45,144,408.67
  5. Step 5: Solve for x
    x = 45,144,408.67/9,431.22
  6. Step 6: Final answer
    x = 4,786.70

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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.