Home / 7,468.06-11,195.85-2,785.45

Finding the Fourth Proportional to 7,468.06, 11,195.85 and 2,785.45

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Solution

The fourth proportional to 7,468.06, 11,195.85 and 2,785.45 is: 4,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.06 : 11,195.85 = 2,785.45 : x
  2. Step 2: Convert to fraction form
    7,468.06/11,195.85 = 2,785.45/x
  3. Step 3: Cross multiply
    7,468.06x = 11,195.85 × 2,785.45
  4. Step 4: Simplify right side
    7,468.06x = 31,185,480.38
  5. Step 5: Solve for x
    x = 31,185,480.38/7,468.06
  6. Step 6: Final answer
    x = 4,175.85

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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.