Home / 8,522.37-12,765.09-4,130.64

Finding the Fourth Proportional to 8,522.37, 12,765.09 and 4,130.64

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Solution

The fourth proportional to 8,522.37, 12,765.09 and 4,130.64 is: 6,187.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,522.37 : 12,765.09 = 4,130.64 : x
  2. Step 2: Convert to fraction form
    8,522.37/12,765.09 = 4,130.64/x
  3. Step 3: Cross multiply
    8,522.37x = 12,765.09 × 4,130.64
  4. Step 4: Simplify right side
    8,522.37x = 52,727,991.36
  5. Step 5: Solve for x
    x = 52,727,991.36/8,522.37
  6. Step 6: Final answer
    x = 6,187.01

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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.