Home / 5,165.96-7,748.73-2,973.15

Finding the Fourth Proportional to 5,165.96, 7,748.73 and 2,973.15

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Solution

The fourth proportional to 5,165.96, 7,748.73 and 2,973.15 is: 4,459.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165.96 : 7,748.73 = 2,973.15 : x
  2. Step 2: Convert to fraction form
    5,165.96/7,748.73 = 2,973.15/x
  3. Step 3: Cross multiply
    5,165.96x = 7,748.73 × 2,973.15
  4. Step 4: Simplify right side
    5,165.96x = 23,038,136.60
  5. Step 5: Solve for x
    x = 23,038,136.60/5,165.96
  6. Step 6: Final answer
    x = 4,459.61

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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.