Home / 11,922.72-17,884.08-5,348.76

Finding the Fourth Proportional to 11,922.72, 17,884.08 and 5,348.76

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Solution

The fourth proportional to 11,922.72, 17,884.08 and 5,348.76 is: 8,023.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.72 : 17,884.08 = 5,348.76 : x
  2. Step 2: Convert to fraction form
    11,922.72/17,884.08 = 5,348.76/x
  3. Step 3: Cross multiply
    11,922.72x = 17,884.08 × 5,348.76
  4. Step 4: Simplify right side
    11,922.72x = 95,657,651.74
  5. Step 5: Solve for x
    x = 95,657,651.74/11,922.72
  6. Step 6: Final answer
    x = 8,023.14

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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.