Home / 7,261.76-10,892.67-1,996.85

Finding the Fourth Proportional to 7,261.76, 10,892.67 and 1,996.85

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Solution

The fourth proportional to 7,261.76, 10,892.67 and 1,996.85 is: 2,995.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261.76 : 10,892.67 = 1,996.85 : x
  2. Step 2: Convert to fraction form
    7,261.76/10,892.67 = 1,996.85/x
  3. Step 3: Cross multiply
    7,261.76x = 10,892.67 × 1,996.85
  4. Step 4: Simplify right side
    7,261.76x = 21,750,966.14
  5. Step 5: Solve for x
    x = 21,750,966.14/7,261.76
  6. Step 6: Final answer
    x = 2,995.28

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1.5x scale

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.