Home / 6,775.15-9,349.86-3,790.95

Finding the Fourth Proportional to 6,775.15, 9,349.86 and 3,790.95

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Solution

The fourth proportional to 6,775.15, 9,349.86 and 3,790.95 is: 5,231.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.15 : 9,349.86 = 3,790.95 : x
  2. Step 2: Convert to fraction form
    6,775.15/9,349.86 = 3,790.95/x
  3. Step 3: Cross multiply
    6,775.15x = 9,349.86 × 3,790.95
  4. Step 4: Simplify right side
    6,775.15x = 35,444,851.77
  5. Step 5: Solve for x
    x = 35,444,851.77/6,775.15
  6. Step 6: Final answer
    x = 5,231.60

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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.