Home / 8,745.48-13,124.14-3,812.27

Finding the Fourth Proportional to 8,745.48, 13,124.14 and 3,812.27

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Solution

The fourth proportional to 8,745.48, 13,124.14 and 3,812.27 is: 5,720.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.48 : 13,124.14 = 3,812.27 : x
  2. Step 2: Convert to fraction form
    8,745.48/13,124.14 = 3,812.27/x
  3. Step 3: Cross multiply
    8,745.48x = 13,124.14 × 3,812.27
  4. Step 4: Simplify right side
    8,745.48x = 50,032,690.05
  5. Step 5: Solve for x
    x = 50,032,690.05/8,745.48
  6. Step 6: Final answer
    x = 5,720.98

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1.5x scale

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.