Home / 10,748.34-16,120.62-2,850.93

Finding the Fourth Proportional to 10,748.34, 16,120.62 and 2,850.93

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Solution

The fourth proportional to 10,748.34, 16,120.62 and 2,850.93 is: 4,275.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,748.34 : 16,120.62 = 2,850.93 : x
  2. Step 2: Convert to fraction form
    10,748.34/16,120.62 = 2,850.93/x
  3. Step 3: Cross multiply
    10,748.34x = 16,120.62 × 2,850.93
  4. Step 4: Simplify right side
    10,748.34x = 45,958,759.18
  5. Step 5: Solve for x
    x = 45,958,759.18/10,748.34
  6. Step 6: Final answer
    x = 4,275.89

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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.