Home / 9,155.63-13,733.45-3,310.88

Finding the Fourth Proportional to 9,155.63, 13,733.45 and 3,310.88

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Solution

The fourth proportional to 9,155.63, 13,733.45 and 3,310.88 is: 4,966.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.63 : 13,733.45 = 3,310.88 : x
  2. Step 2: Convert to fraction form
    9,155.63/13,733.45 = 3,310.88/x
  3. Step 3: Cross multiply
    9,155.63x = 13,733.45 × 3,310.88
  4. Step 4: Simplify right side
    9,155.63x = 45,469,732.13
  5. Step 5: Solve for x
    x = 45,469,732.13/9,155.63
  6. Step 6: Final answer
    x = 4,966.31

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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.