Home / 11,724.05-17,587.80-3,402.98

Finding the Fourth Proportional to 11,724.05, 17,587.80 and 3,402.98

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Solution

The fourth proportional to 11,724.05, 17,587.80 and 3,402.98 is: 5,104.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.05 : 17,587.80 = 3,402.98 : x
  2. Step 2: Convert to fraction form
    11,724.05/17,587.80 = 3,402.98/x
  3. Step 3: Cross multiply
    11,724.05x = 17,587.80 × 3,402.98
  4. Step 4: Simplify right side
    11,724.05x = 59,850,931.64
  5. Step 5: Solve for x
    x = 59,850,931.64/11,724.05
  6. Step 6: Final answer
    x = 5,104.97

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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.