Home / 10,394.80-15,594.26-3,821.04

Finding the Fourth Proportional to 10,394.80, 15,594.26 and 3,821.04

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Solution

The fourth proportional to 10,394.80, 15,594.26 and 3,821.04 is: 5,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.80 : 15,594.26 = 3,821.04 : x
  2. Step 2: Convert to fraction form
    10,394.80/15,594.26 = 3,821.04/x
  3. Step 3: Cross multiply
    10,394.80x = 15,594.26 × 3,821.04
  4. Step 4: Simplify right side
    10,394.80x = 59,586,291.23
  5. Step 5: Solve for x
    x = 59,586,291.23/10,394.80
  6. Step 6: Final answer
    x = 5,732.32

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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.