Home / 8,160.13-12,241.28-4,000.27

Finding the Fourth Proportional to 8,160.13, 12,241.28 and 4,000.27

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Solution

The fourth proportional to 8,160.13, 12,241.28 and 4,000.27 is: 6,000.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160.13 : 12,241.28 = 4,000.27 : x
  2. Step 2: Convert to fraction form
    8,160.13/12,241.28 = 4,000.27/x
  3. Step 3: Cross multiply
    8,160.13x = 12,241.28 × 4,000.27
  4. Step 4: Simplify right side
    8,160.13x = 48,968,456.64
  5. Step 5: Solve for x
    x = 48,968,456.64/8,160.13
  6. Step 6: Final answer
    x = 6,000.94

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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.