Home / 6,918.17-10,382.24-2,755.77

Finding the Fourth Proportional to 6,918.17, 10,382.24 and 2,755.77

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Solution

The fourth proportional to 6,918.17, 10,382.24 and 2,755.77 is: 4,135.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.17 : 10,382.24 = 2,755.77 : x
  2. Step 2: Convert to fraction form
    6,918.17/10,382.24 = 2,755.77/x
  3. Step 3: Cross multiply
    6,918.17x = 10,382.24 × 2,755.77
  4. Step 4: Simplify right side
    6,918.17x = 28,611,062.08
  5. Step 5: Solve for x
    x = 28,611,062.08/6,918.17
  6. Step 6: Final answer
    x = 4,135.64

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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.