Home / 5,978.28-8,963.10-3,054.36

Finding the Fourth Proportional to 5,978.28, 8,963.10 and 3,054.36

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Solution

The fourth proportional to 5,978.28, 8,963.10 and 3,054.36 is: 4,579.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978.28 : 8,963.10 = 3,054.36 : x
  2. Step 2: Convert to fraction form
    5,978.28/8,963.10 = 3,054.36/x
  3. Step 3: Cross multiply
    5,978.28x = 8,963.10 × 3,054.36
  4. Step 4: Simplify right side
    5,978.28x = 27,376,534.12
  5. Step 5: Solve for x
    x = 27,376,534.12/5,978.28
  6. Step 6: Final answer
    x = 4,579.33

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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.