Home / 11,729.44-17,595.56-5,154.84

Finding the Fourth Proportional to 11,729.44, 17,595.56 and 5,154.84

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Solution

The fourth proportional to 11,729.44, 17,595.56 and 5,154.84 is: 7,732.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729.44 : 17,595.56 = 5,154.84 : x
  2. Step 2: Convert to fraction form
    11,729.44/17,595.56 = 5,154.84/x
  3. Step 3: Cross multiply
    11,729.44x = 17,595.56 × 5,154.84
  4. Step 4: Simplify right side
    11,729.44x = 90,702,296.51
  5. Step 5: Solve for x
    x = 90,702,296.51/11,729.44
  6. Step 6: Final answer
    x = 7,732.88

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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.