Home / 11,453.12-17,180.06-5,447.93

Finding the Fourth Proportional to 11,453.12, 17,180.06 and 5,447.93

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Solution

The fourth proportional to 11,453.12, 17,180.06 and 5,447.93 is: 8,172.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,453.12 : 17,180.06 = 5,447.93 : x
  2. Step 2: Convert to fraction form
    11,453.12/17,180.06 = 5,447.93/x
  3. Step 3: Cross multiply
    11,453.12x = 17,180.06 × 5,447.93
  4. Step 4: Simplify right side
    11,453.12x = 93,595,764.28
  5. Step 5: Solve for x
    x = 93,595,764.28/11,453.12
  6. Step 6: Final answer
    x = 8,172.08

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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.