Home / 6,790.89-9,371.31-3,765.99

Finding the Fourth Proportional to 6,790.89, 9,371.31 and 3,765.99

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Solution

The fourth proportional to 6,790.89, 9,371.31 and 3,765.99 is: 5,197.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.89 : 9,371.31 = 3,765.99 : x
  2. Step 2: Convert to fraction form
    6,790.89/9,371.31 = 3,765.99/x
  3. Step 3: Cross multiply
    6,790.89x = 9,371.31 × 3,765.99
  4. Step 4: Simplify right side
    6,790.89x = 35,292,259.75
  5. Step 5: Solve for x
    x = 35,292,259.75/6,790.89
  6. Step 6: Final answer
    x = 5,197.00

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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.