Home / 5,130.92-7,693.29-2,493.22

Finding the Fourth Proportional to 5,130.92, 7,693.29 and 2,493.22

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Solution

The fourth proportional to 5,130.92, 7,693.29 and 2,493.22 is: 3,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130.92 : 7,693.29 = 2,493.22 : x
  2. Step 2: Convert to fraction form
    5,130.92/7,693.29 = 2,493.22/x
  3. Step 3: Cross multiply
    5,130.92x = 7,693.29 × 2,493.22
  4. Step 4: Simplify right side
    5,130.92x = 19,181,064.49
  5. Step 5: Solve for x
    x = 19,181,064.49/5,130.92
  6. Step 6: Final answer
    x = 3,738.33

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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.