Home / 9,150.53-13,725.79-3,600.86

Finding the Fourth Proportional to 9,150.53, 13,725.79 and 3,600.86

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Solution

The fourth proportional to 9,150.53, 13,725.79 and 3,600.86 is: 5,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,150.53 : 13,725.79 = 3,600.86 : x
  2. Step 2: Convert to fraction form
    9,150.53/13,725.79 = 3,600.86/x
  3. Step 3: Cross multiply
    9,150.53x = 13,725.79 × 3,600.86
  4. Step 4: Simplify right side
    9,150.53x = 49,424,570.55
  5. Step 5: Solve for x
    x = 49,424,570.55/9,150.53
  6. Step 6: Final answer
    x = 5,401.28

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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.