Home / 11,008.21-15,191.01-6,292.48

Finding the Fourth Proportional to 11,008.21, 15,191.01 and 6,292.48

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Solution

The fourth proportional to 11,008.21, 15,191.01 and 6,292.48 is: 8,683.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008.21 : 15,191.01 = 6,292.48 : x
  2. Step 2: Convert to fraction form
    11,008.21/15,191.01 = 6,292.48/x
  3. Step 3: Cross multiply
    11,008.21x = 15,191.01 × 6,292.48
  4. Step 4: Simplify right side
    11,008.21x = 95,589,126.60
  5. Step 5: Solve for x
    x = 95,589,126.60/11,008.21
  6. Step 6: Final answer
    x = 8,683.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.