Home / 7,986.96-11,973.05-3,052.64

Finding the Fourth Proportional to 7,986.96, 11,973.05 and 3,052.64

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Solution

The fourth proportional to 7,986.96, 11,973.05 and 3,052.64 is: 4,576.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986.96 : 11,973.05 = 3,052.64 : x
  2. Step 2: Convert to fraction form
    7,986.96/11,973.05 = 3,052.64/x
  3. Step 3: Cross multiply
    7,986.96x = 11,973.05 × 3,052.64
  4. Step 4: Simplify right side
    7,986.96x = 36,549,437.47
  5. Step 5: Solve for x
    x = 36,549,437.47/7,986.96
  6. Step 6: Final answer
    x = 4,576.14

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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.