Home / 8,381.72-12,553.44-4,002.26

Finding the Fourth Proportional to 8,381.72, 12,553.44 and 4,002.26

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Solution

The fourth proportional to 8,381.72, 12,553.44 and 4,002.26 is: 5,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.72 : 12,553.44 = 4,002.26 : x
  2. Step 2: Convert to fraction form
    8,381.72/12,553.44 = 4,002.26/x
  3. Step 3: Cross multiply
    8,381.72x = 12,553.44 × 4,002.26
  4. Step 4: Simplify right side
    8,381.72x = 50,242,130.77
  5. Step 5: Solve for x
    x = 50,242,130.77/8,381.72
  6. Step 6: Final answer
    x = 5,994.25

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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.