Home / 3,087.93-4,262.01-1,968.62

Finding the Fourth Proportional to 3,087.93, 4,262.01 and 1,968.62

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Solution

The fourth proportional to 3,087.93, 4,262.01 and 1,968.62 is: 2,717.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.93 : 4,262.01 = 1,968.62 : x
  2. Step 2: Convert to fraction form
    3,087.93/4,262.01 = 1,968.62/x
  3. Step 3: Cross multiply
    3,087.93x = 4,262.01 × 1,968.62
  4. Step 4: Simplify right side
    3,087.93x = 8,390,256.82
  5. Step 5: Solve for x
    x = 8,390,256.82/3,087.93
  6. Step 6: Final answer
    x = 2,717.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.