Home / 5,012.79-7,515.12-2,093.28

Finding the Fourth Proportional to 5,012.79, 7,515.12 and 2,093.28

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Solution

The fourth proportional to 5,012.79, 7,515.12 and 2,093.28 is: 3,138.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.79 : 7,515.12 = 2,093.28 : x
  2. Step 2: Convert to fraction form
    5,012.79/7,515.12 = 2,093.28/x
  3. Step 3: Cross multiply
    5,012.79x = 7,515.12 × 2,093.28
  4. Step 4: Simplify right side
    5,012.79x = 15,731,250.39
  5. Step 5: Solve for x
    x = 15,731,250.39/5,012.79
  6. Step 6: Final answer
    x = 3,138.22

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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.