Home / 11,172.57-16,754.80-4,150.95

Finding the Fourth Proportional to 11,172.57, 16,754.80 and 4,150.95

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Solution

The fourth proportional to 11,172.57, 16,754.80 and 4,150.95 is: 6,224.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.57 : 16,754.80 = 4,150.95 : x
  2. Step 2: Convert to fraction form
    11,172.57/16,754.80 = 4,150.95/x
  3. Step 3: Cross multiply
    11,172.57x = 16,754.80 × 4,150.95
  4. Step 4: Simplify right side
    11,172.57x = 69,548,337.06
  5. Step 5: Solve for x
    x = 69,548,337.06/11,172.57
  6. Step 6: Final answer
    x = 6,224.92

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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.