Home / 9,430.97-14,146.20-3,190.94

Finding the Fourth Proportional to 9,430.97, 14,146.20 and 3,190.94

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Solution

The fourth proportional to 9,430.97, 14,146.20 and 3,190.94 is: 4,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,430.97 : 14,146.20 = 3,190.94 : x
  2. Step 2: Convert to fraction form
    9,430.97/14,146.20 = 3,190.94/x
  3. Step 3: Cross multiply
    9,430.97x = 14,146.20 × 3,190.94
  4. Step 4: Simplify right side
    9,430.97x = 45,139,675.43
  5. Step 5: Solve for x
    x = 45,139,675.43/9,430.97
  6. Step 6: Final answer
    x = 4,786.32

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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.