Home / 4,785.32-7,173.66-2,729

Finding the Fourth Proportional to 4,785.32, 7,173.66 and 2,729

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Solution

The fourth proportional to 4,785.32, 7,173.66 and 2,729 is: 4,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.32 : 7,173.66 = 2,729 : x
  2. Step 2: Convert to fraction form
    4,785.32/7,173.66 = 2,729/x
  3. Step 3: Cross multiply
    4,785.32x = 7,173.66 × 2,729
  4. Step 4: Simplify right side
    4,785.32x = 19,576,918.14
  5. Step 5: Solve for x
    x = 19,576,918.14/4,785.32
  6. Step 6: Final answer
    x = 4,091.04

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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.