Home / 10,518.88-15,767.25-3,497.01

Finding the Fourth Proportional to 10,518.88, 15,767.25 and 3,497.01

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Solution

The fourth proportional to 10,518.88, 15,767.25 and 3,497.01 is: 5,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.88 : 15,767.25 = 3,497.01 : x
  2. Step 2: Convert to fraction form
    10,518.88/15,767.25 = 3,497.01/x
  3. Step 3: Cross multiply
    10,518.88x = 15,767.25 × 3,497.01
  4. Step 4: Simplify right side
    10,518.88x = 55,138,235.03
  5. Step 5: Solve for x
    x = 55,138,235.03/10,518.88
  6. Step 6: Final answer
    x = 5,241.83

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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.