Home / 5,008.36-7,512.99-1,310.58

Finding the Fourth Proportional to 5,008.36, 7,512.99 and 1,310.58

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Solution

The fourth proportional to 5,008.36, 7,512.99 and 1,310.58 is: 1,965.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.36 : 7,512.99 = 1,310.58 : x
  2. Step 2: Convert to fraction form
    5,008.36/7,512.99 = 1,310.58/x
  3. Step 3: Cross multiply
    5,008.36x = 7,512.99 × 1,310.58
  4. Step 4: Simplify right side
    5,008.36x = 9,846,374.43
  5. Step 5: Solve for x
    x = 9,846,374.43/5,008.36
  6. Step 6: Final answer
    x = 1,965.99

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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.