Home / 10,394.14-15,590.74-3,819.85

Finding the Fourth Proportional to 10,394.14, 15,590.74 and 3,819.85

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Solution

The fourth proportional to 10,394.14, 15,590.74 and 3,819.85 is: 5,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.14 : 15,590.74 = 3,819.85 : x
  2. Step 2: Convert to fraction form
    10,394.14/15,590.74 = 3,819.85/x
  3. Step 3: Cross multiply
    10,394.14x = 15,590.74 × 3,819.85
  4. Step 4: Simplify right side
    10,394.14x = 59,554,288.19
  5. Step 5: Solve for x
    x = 59,554,288.19/10,394.14
  6. Step 6: Final answer
    x = 5,729.60

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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.