Home / 6,127.67-9,192.49-2,180.21

Finding the Fourth Proportional to 6,127.67, 9,192.49 and 2,180.21

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Solution

The fourth proportional to 6,127.67, 9,192.49 and 2,180.21 is: 3,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.67 : 9,192.49 = 2,180.21 : x
  2. Step 2: Convert to fraction form
    6,127.67/9,192.49 = 2,180.21/x
  3. Step 3: Cross multiply
    6,127.67x = 9,192.49 × 2,180.21
  4. Step 4: Simplify right side
    6,127.67x = 20,041,507.21
  5. Step 5: Solve for x
    x = 20,041,507.21/6,127.67
  6. Step 6: Final answer
    x = 3,270.66

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Double scale
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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.