Home / 6,755.09-10,129.28-2,073.96

Finding the Fourth Proportional to 6,755.09, 10,129.28 and 2,073.96

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Solution

The fourth proportional to 6,755.09, 10,129.28 and 2,073.96 is: 3,109.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,755.09 : 10,129.28 = 2,073.96 : x
  2. Step 2: Convert to fraction form
    6,755.09/10,129.28 = 2,073.96/x
  3. Step 3: Cross multiply
    6,755.09x = 10,129.28 × 2,073.96
  4. Step 4: Simplify right side
    6,755.09x = 21,007,711.18
  5. Step 5: Solve for x
    x = 21,007,711.18/6,755.09
  6. Step 6: Final answer
    x = 3,109.91

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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.