Home / 5,643.00-7,785.42-3,252.89

Finding the Fourth Proportional to 5,643.00, 7,785.42 and 3,252.89

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Solution

The fourth proportional to 5,643.00, 7,785.42 and 3,252.89 is: 4,487.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.00 : 7,785.42 = 3,252.89 : x
  2. Step 2: Convert to fraction form
    5,643.00/7,785.42 = 3,252.89/x
  3. Step 3: Cross multiply
    5,643.00x = 7,785.42 × 3,252.89
  4. Step 4: Simplify right side
    5,643.00x = 25,325,134.33
  5. Step 5: Solve for x
    x = 25,325,134.33/5,643.00
  6. Step 6: Final answer
    x = 4,487.89

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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.