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Finding the Fourth Proportional to 4,168.86, 6,253.22 and 1,090.86

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Solution

The fourth proportional to 4,168.86, 6,253.22 and 1,090.86 is: 1,636.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.86 : 6,253.22 = 1,090.86 : x
  2. Step 2: Convert to fraction form
    4,168.86/6,253.22 = 1,090.86/x
  3. Step 3: Cross multiply
    4,168.86x = 6,253.22 × 1,090.86
  4. Step 4: Simplify right side
    4,168.86x = 6,821,387.57
  5. Step 5: Solve for x
    x = 6,821,387.57/4,168.86
  6. Step 6: Final answer
    x = 1,636.27

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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.