Home / 9,380.22-14,072.70-2,806.38

Finding the Fourth Proportional to 9,380.22, 14,072.70 and 2,806.38

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Solution

The fourth proportional to 9,380.22, 14,072.70 and 2,806.38 is: 4,210.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,380.22 : 14,072.70 = 2,806.38 : x
  2. Step 2: Convert to fraction form
    9,380.22/14,072.70 = 2,806.38/x
  3. Step 3: Cross multiply
    9,380.22x = 14,072.70 × 2,806.38
  4. Step 4: Simplify right side
    9,380.22x = 39,493,343.83
  5. Step 5: Solve for x
    x = 39,493,343.83/9,380.22
  6. Step 6: Final answer
    x = 4,210.28

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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.