Home / 2,610.36-3,913.79-1,376.46

Finding the Fourth Proportional to 2,610.36, 3,913.79 and 1,376.46

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Solution

The fourth proportional to 2,610.36, 3,913.79 and 1,376.46 is: 2,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.36 : 3,913.79 = 1,376.46 : x
  2. Step 2: Convert to fraction form
    2,610.36/3,913.79 = 1,376.46/x
  3. Step 3: Cross multiply
    2,610.36x = 3,913.79 × 1,376.46
  4. Step 4: Simplify right side
    2,610.36x = 5,387,168.50
  5. Step 5: Solve for x
    x = 5,387,168.50/2,610.36
  6. Step 6: Final answer
    x = 2,063.76

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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.