Home / 10,369.06-15,544.60-4,819.55

Finding the Fourth Proportional to 10,369.06, 15,544.60 and 4,819.55

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Solution

The fourth proportional to 10,369.06, 15,544.60 and 4,819.55 is: 7,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.06 : 15,544.60 = 4,819.55 : x
  2. Step 2: Convert to fraction form
    10,369.06/15,544.60 = 4,819.55/x
  3. Step 3: Cross multiply
    10,369.06x = 15,544.60 × 4,819.55
  4. Step 4: Simplify right side
    10,369.06x = 74,917,976.93
  5. Step 5: Solve for x
    x = 74,917,976.93/10,369.06
  6. Step 6: Final answer
    x = 7,225.15

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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.