Home / 13,199.05-19,806.37-4,884.91

Finding the Fourth Proportional to 13,199.05, 19,806.37 and 4,884.91

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Solution

The fourth proportional to 13,199.05, 19,806.37 and 4,884.91 is: 7,330.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,199.05 : 19,806.37 = 4,884.91 : x
  2. Step 2: Convert to fraction form
    13,199.05/19,806.37 = 4,884.91/x
  3. Step 3: Cross multiply
    13,199.05x = 19,806.37 × 4,884.91
  4. Step 4: Simplify right side
    13,199.05x = 96,752,300.63
  5. Step 5: Solve for x
    x = 96,752,300.63/13,199.05
  6. Step 6: Final answer
    x = 7,330.25

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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.