Home / 6,775.14-9,348.90-3,790.89

Finding the Fourth Proportional to 6,775.14, 9,348.90 and 3,790.89

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Solution

The fourth proportional to 6,775.14, 9,348.90 and 3,790.89 is: 5,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.14 : 9,348.90 = 3,790.89 : x
  2. Step 2: Convert to fraction form
    6,775.14/9,348.90 = 3,790.89/x
  3. Step 3: Cross multiply
    6,775.14x = 9,348.90 × 3,790.89
  4. Step 4: Simplify right side
    6,775.14x = 35,440,651.52
  5. Step 5: Solve for x
    x = 35,440,651.52/6,775.14
  6. Step 6: Final answer
    x = 5,230.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.