Home / 3,816.06-5,724.10-1,350.90

Finding the Fourth Proportional to 3,816.06, 5,724.10 and 1,350.90

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Solution

The fourth proportional to 3,816.06, 5,724.10 and 1,350.90 is: 2,026.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.06 : 5,724.10 = 1,350.90 : x
  2. Step 2: Convert to fraction form
    3,816.06/5,724.10 = 1,350.90/x
  3. Step 3: Cross multiply
    3,816.06x = 5,724.10 × 1,350.90
  4. Step 4: Simplify right side
    3,816.06x = 7,732,686.69
  5. Step 5: Solve for x
    x = 7,732,686.69/3,816.06
  6. Step 6: Final answer
    x = 2,026.35

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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.