Home / 10,124.00-15,186.36-2,728.64

Finding the Fourth Proportional to 10,124.00, 15,186.36 and 2,728.64

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Solution

The fourth proportional to 10,124.00, 15,186.36 and 2,728.64 is: 4,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,124.00 : 15,186.36 = 2,728.64 : x
  2. Step 2: Convert to fraction form
    10,124.00/15,186.36 = 2,728.64/x
  3. Step 3: Cross multiply
    10,124.00x = 15,186.36 × 2,728.64
  4. Step 4: Simplify right side
    10,124.00x = 41,438,157.55
  5. Step 5: Solve for x
    x = 41,438,157.55/10,124.00
  6. Step 6: Final answer
    x = 4,093.06

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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.