Home / 2,635.76-3,954.65-1,173.91

Finding the Fourth Proportional to 2,635.76, 3,954.65 and 1,173.91

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Solution

The fourth proportional to 2,635.76, 3,954.65 and 1,173.91 is: 1,761.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.76 : 3,954.65 = 1,173.91 : x
  2. Step 2: Convert to fraction form
    2,635.76/3,954.65 = 1,173.91/x
  3. Step 3: Cross multiply
    2,635.76x = 3,954.65 × 1,173.91
  4. Step 4: Simplify right side
    2,635.76x = 4,642,396.23
  5. Step 5: Solve for x
    x = 4,642,396.23/2,635.76
  6. Step 6: Final answer
    x = 1,761.32

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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.