Home / 11,172.39-16,758.95-5,622.69

Finding the Fourth Proportional to 11,172.39, 16,758.95 and 5,622.69

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Solution

The fourth proportional to 11,172.39, 16,758.95 and 5,622.69 is: 8,434.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.39 : 16,758.95 = 5,622.69 : x
  2. Step 2: Convert to fraction form
    11,172.39/16,758.95 = 5,622.69/x
  3. Step 3: Cross multiply
    11,172.39x = 16,758.95 × 5,622.69
  4. Step 4: Simplify right side
    11,172.39x = 94,230,380.58
  5. Step 5: Solve for x
    x = 94,230,380.58/11,172.39
  6. Step 6: Final answer
    x = 8,434.22

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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.