Home / 5,114.00-7,057.35-2,875.88

Finding the Fourth Proportional to 5,114.00, 7,057.35 and 2,875.88

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Solution

The fourth proportional to 5,114.00, 7,057.35 and 2,875.88 is: 3,968.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,114.00 : 7,057.35 = 2,875.88 : x
  2. Step 2: Convert to fraction form
    5,114.00/7,057.35 = 2,875.88/x
  3. Step 3: Cross multiply
    5,114.00x = 7,057.35 × 2,875.88
  4. Step 4: Simplify right side
    5,114.00x = 20,296,056.43
  5. Step 5: Solve for x
    x = 20,296,056.43/5,114.00
  6. Step 6: Final answer
    x = 3,968.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.