Home / 10,256.89-15,388.92-3,237.99

Finding the Fourth Proportional to 10,256.89, 15,388.92 and 3,237.99

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Solution

The fourth proportional to 10,256.89, 15,388.92 and 3,237.99 is: 4,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256.89 : 15,388.92 = 3,237.99 : x
  2. Step 2: Convert to fraction form
    10,256.89/15,388.92 = 3,237.99/x
  3. Step 3: Cross multiply
    10,256.89x = 15,388.92 × 3,237.99
  4. Step 4: Simplify right side
    10,256.89x = 49,829,152.88
  5. Step 5: Solve for x
    x = 49,829,152.88/10,256.89
  6. Step 6: Final answer
    x = 4,858.12

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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.