Home / 9,152.22-13,728.39-3,308.82

Finding the Fourth Proportional to 9,152.22, 13,728.39 and 3,308.82

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Solution

The fourth proportional to 9,152.22, 13,728.39 and 3,308.82 is: 4,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.22 : 13,728.39 = 3,308.82 : x
  2. Step 2: Convert to fraction form
    9,152.22/13,728.39 = 3,308.82/x
  3. Step 3: Cross multiply
    9,152.22x = 13,728.39 × 3,308.82
  4. Step 4: Simplify right side
    9,152.22x = 45,424,771.40
  5. Step 5: Solve for x
    x = 45,424,771.40/9,152.22
  6. Step 6: Final answer
    x = 4,963.25

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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.