Home / 6,767.28-10,137.83-4,127.22

Finding the Fourth Proportional to 6,767.28, 10,137.83 and 4,127.22

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Solution

The fourth proportional to 6,767.28, 10,137.83 and 4,127.22 is: 6,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.28 : 10,137.83 = 4,127.22 : x
  2. Step 2: Convert to fraction form
    6,767.28/10,137.83 = 4,127.22/x
  3. Step 3: Cross multiply
    6,767.28x = 10,137.83 × 4,127.22
  4. Step 4: Simplify right side
    6,767.28x = 41,841,034.10
  5. Step 5: Solve for x
    x = 41,841,034.10/6,767.28
  6. Step 6: Final answer
    x = 6,182.84

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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.