Home / 6,541.36-9,027.06-3,709.28

Finding the Fourth Proportional to 6,541.36, 9,027.06 and 3,709.28

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Solution

The fourth proportional to 6,541.36, 9,027.06 and 3,709.28 is: 5,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,541.36 : 9,027.06 = 3,709.28 : x
  2. Step 2: Convert to fraction form
    6,541.36/9,027.06 = 3,709.28/x
  3. Step 3: Cross multiply
    6,541.36x = 9,027.06 × 3,709.28
  4. Step 4: Simplify right side
    6,541.36x = 33,483,893.12
  5. Step 5: Solve for x
    x = 33,483,893.12/6,541.36
  6. Step 6: Final answer
    x = 5,118.80

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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.