Home / 11,453.08-17,180.46-3,554.56

Finding the Fourth Proportional to 11,453.08, 17,180.46 and 3,554.56

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Solution

The fourth proportional to 11,453.08, 17,180.46 and 3,554.56 is: 5,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.08 : 17,180.46 = 3,554.56 : x
  2. Step 2: Convert to fraction form
    11,453.08/17,180.46 = 3,554.56/x
  3. Step 3: Cross multiply
    11,453.08x = 17,180.46 × 3,554.56
  4. Step 4: Simplify right side
    11,453.08x = 61,068,975.90
  5. Step 5: Solve for x
    x = 61,068,975.90/11,453.08
  6. Step 6: Final answer
    x = 5,332.10

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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.