Home / 7,351.97-11,026.73-2,156.63

Finding the Fourth Proportional to 7,351.97, 11,026.73 and 2,156.63

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Solution

The fourth proportional to 7,351.97, 11,026.73 and 2,156.63 is: 3,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.97 : 11,026.73 = 2,156.63 : x
  2. Step 2: Convert to fraction form
    7,351.97/11,026.73 = 2,156.63/x
  3. Step 3: Cross multiply
    7,351.97x = 11,026.73 × 2,156.63
  4. Step 4: Simplify right side
    7,351.97x = 23,780,526.98
  5. Step 5: Solve for x
    x = 23,780,526.98/7,351.97
  6. Step 6: Final answer
    x = 3,234.58

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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.