Home / 5,539.81-7,645-3,302.97

Finding the Fourth Proportional to 5,539.81, 7,645 and 3,302.97

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Solution

The fourth proportional to 5,539.81, 7,645 and 3,302.97 is: 4,558.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.81 : 7,645 = 3,302.97 : x
  2. Step 2: Convert to fraction form
    5,539.81/7,645 = 3,302.97/x
  3. Step 3: Cross multiply
    5,539.81x = 7,645 × 3,302.97
  4. Step 4: Simplify right side
    5,539.81x = 25,251,205.65
  5. Step 5: Solve for x
    x = 25,251,205.65/5,539.81
  6. Step 6: Final answer
    x = 4,558.14

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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.