Home / 12,592.22-18,892.26-5,200.16

Finding the Fourth Proportional to 12,592.22, 18,892.26 and 5,200.16

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Solution

The fourth proportional to 12,592.22, 18,892.26 and 5,200.16 is: 7,801.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.22 : 18,892.26 = 5,200.16 : x
  2. Step 2: Convert to fraction form
    12,592.22/18,892.26 = 5,200.16/x
  3. Step 3: Cross multiply
    12,592.22x = 18,892.26 × 5,200.16
  4. Step 4: Simplify right side
    12,592.22x = 98,242,680.30
  5. Step 5: Solve for x
    x = 98,242,680.30/12,592.22
  6. Step 6: Final answer
    x = 7,801.86

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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.