Home / 10,423.72-15,637.32-3,849.92

Finding the Fourth Proportional to 10,423.72, 15,637.32 and 3,849.92

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Solution

The fourth proportional to 10,423.72, 15,637.32 and 3,849.92 is: 5,775.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,423.72 : 15,637.32 = 3,849.92 : x
  2. Step 2: Convert to fraction form
    10,423.72/15,637.32 = 3,849.92/x
  3. Step 3: Cross multiply
    10,423.72x = 15,637.32 × 3,849.92
  4. Step 4: Simplify right side
    10,423.72x = 60,202,431.01
  5. Step 5: Solve for x
    x = 60,202,431.01/10,423.72
  6. Step 6: Final answer
    x = 5,775.52

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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.