Home / 9,212.88-13,823.64-3,672.48

Finding the Fourth Proportional to 9,212.88, 13,823.64 and 3,672.48

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Solution

The fourth proportional to 9,212.88, 13,823.64 and 3,672.48 is: 5,510.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.88 : 13,823.64 = 3,672.48 : x
  2. Step 2: Convert to fraction form
    9,212.88/13,823.64 = 3,672.48/x
  3. Step 3: Cross multiply
    9,212.88x = 13,823.64 × 3,672.48
  4. Step 4: Simplify right side
    9,212.88x = 50,767,041.43
  5. Step 5: Solve for x
    x = 50,767,041.43/9,212.88
  6. Step 6: Final answer
    x = 5,510.44

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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.