Home / 12,760.08-19,137.96-3,526.08

Finding the Fourth Proportional to 12,760.08, 19,137.96 and 3,526.08

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Solution

The fourth proportional to 12,760.08, 19,137.96 and 3,526.08 is: 5,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,760.08 : 19,137.96 = 3,526.08 : x
  2. Step 2: Convert to fraction form
    12,760.08/19,137.96 = 3,526.08/x
  3. Step 3: Cross multiply
    12,760.08x = 19,137.96 × 3,526.08
  4. Step 4: Simplify right side
    12,760.08x = 67,481,978.00
  5. Step 5: Solve for x
    x = 67,481,978.00/12,760.08
  6. Step 6: Final answer
    x = 5,288.52

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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.