Home / 11,529.84-17,291.88-3,740.88

Finding the Fourth Proportional to 11,529.84, 17,291.88 and 3,740.88

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Solution

The fourth proportional to 11,529.84, 17,291.88 and 3,740.88 is: 5,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,529.84 : 17,291.88 = 3,740.88 : x
  2. Step 2: Convert to fraction form
    11,529.84/17,291.88 = 3,740.88/x
  3. Step 3: Cross multiply
    11,529.84x = 17,291.88 × 3,740.88
  4. Step 4: Simplify right side
    11,529.84x = 64,686,848.05
  5. Step 5: Solve for x
    x = 64,686,848.05/11,529.84
  6. Step 6: Final answer
    x = 5,610.39

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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.