Home / 4,127.74-6,192.15-2,180.02

Finding the Fourth Proportional to 4,127.74, 6,192.15 and 2,180.02

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Solution

The fourth proportional to 4,127.74, 6,192.15 and 2,180.02 is: 3,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.74 : 6,192.15 = 2,180.02 : x
  2. Step 2: Convert to fraction form
    4,127.74/6,192.15 = 2,180.02/x
  3. Step 3: Cross multiply
    4,127.74x = 6,192.15 × 2,180.02
  4. Step 4: Simplify right side
    4,127.74x = 13,499,010.84
  5. Step 5: Solve for x
    x = 13,499,010.84/4,127.74
  6. Step 6: Final answer
    x = 3,270.32

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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.