Home / 5,103.16-7,655.36-3,788.54

Finding the Fourth Proportional to 5,103.16, 7,655.36 and 3,788.54

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Solution

The fourth proportional to 5,103.16, 7,655.36 and 3,788.54 is: 5,683.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.16 : 7,655.36 = 3,788.54 : x
  2. Step 2: Convert to fraction form
    5,103.16/7,655.36 = 3,788.54/x
  3. Step 3: Cross multiply
    5,103.16x = 7,655.36 × 3,788.54
  4. Step 4: Simplify right side
    5,103.16x = 29,002,637.57
  5. Step 5: Solve for x
    x = 29,002,637.57/5,103.16
  6. Step 6: Final answer
    x = 5,683.27

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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.