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Finding the Fourth Proportional to 6,741.97, 10,112.27 and 1,810.97

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Solution

The fourth proportional to 6,741.97, 10,112.27 and 1,810.97 is: 2,716.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.97 : 10,112.27 = 1,810.97 : x
  2. Step 2: Convert to fraction form
    6,741.97/10,112.27 = 1,810.97/x
  3. Step 3: Cross multiply
    6,741.97x = 10,112.27 × 1,810.97
  4. Step 4: Simplify right side
    6,741.97x = 18,312,957.99
  5. Step 5: Solve for x
    x = 18,312,957.99/6,741.97
  6. Step 6: Final answer
    x = 2,716.26

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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.