Home / 11,316.42-16,973.79-3,525.03

Finding the Fourth Proportional to 11,316.42, 16,973.79 and 3,525.03

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Solution

The fourth proportional to 11,316.42, 16,973.79 and 3,525.03 is: 5,287.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,316.42 : 16,973.79 = 3,525.03 : x
  2. Step 2: Convert to fraction form
    11,316.42/16,973.79 = 3,525.03/x
  3. Step 3: Cross multiply
    11,316.42x = 16,973.79 × 3,525.03
  4. Step 4: Simplify right side
    11,316.42x = 59,833,118.96
  5. Step 5: Solve for x
    x = 59,833,118.96/11,316.42
  6. Step 6: Final answer
    x = 5,287.28

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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.