Home / 2,635.76-3,954.33-1,402.16

Finding the Fourth Proportional to 2,635.76, 3,954.33 and 1,402.16

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Solution

The fourth proportional to 2,635.76, 3,954.33 and 1,402.16 is: 2,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.76 : 3,954.33 = 1,402.16 : x
  2. Step 2: Convert to fraction form
    2,635.76/3,954.33 = 1,402.16/x
  3. Step 3: Cross multiply
    2,635.76x = 3,954.33 × 1,402.16
  4. Step 4: Simplify right side
    2,635.76x = 5,544,576.57
  5. Step 5: Solve for x
    x = 5,544,576.57/2,635.76
  6. Step 6: Final answer
    x = 2,103.60

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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.