Home / 2,736.70-4,101.46-2,389.14

Finding the Fourth Proportional to 2,736.70, 4,101.46 and 2,389.14

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Solution

The fourth proportional to 2,736.70, 4,101.46 and 2,389.14 is: 3,580.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.70 : 4,101.46 = 2,389.14 : x
  2. Step 2: Convert to fraction form
    2,736.70/4,101.46 = 2,389.14/x
  3. Step 3: Cross multiply
    2,736.70x = 4,101.46 × 2,389.14
  4. Step 4: Simplify right side
    2,736.70x = 9,798,962.14
  5. Step 5: Solve for x
    x = 9,798,962.14/2,736.70
  6. Step 6: Final answer
    x = 3,580.58

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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.