Home / 11,151.57-16,728.17-3,756.03

Finding the Fourth Proportional to 11,151.57, 16,728.17 and 3,756.03

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Solution

The fourth proportional to 11,151.57, 16,728.17 and 3,756.03 is: 5,634.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,151.57 : 16,728.17 = 3,756.03 : x
  2. Step 2: Convert to fraction form
    11,151.57/16,728.17 = 3,756.03/x
  3. Step 3: Cross multiply
    11,151.57x = 16,728.17 × 3,756.03
  4. Step 4: Simplify right side
    11,151.57x = 62,831,489.58
  5. Step 5: Solve for x
    x = 62,831,489.58/11,151.57
  6. Step 6: Final answer
    x = 5,634.32

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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.