Home / 4,165.36-6,221-3,774.58

Finding the Fourth Proportional to 4,165.36, 6,221 and 3,774.58

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Solution

The fourth proportional to 4,165.36, 6,221 and 3,774.58 is: 5,637.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,165.36 : 6,221 = 3,774.58 : x
  2. Step 2: Convert to fraction form
    4,165.36/6,221 = 3,774.58/x
  3. Step 3: Cross multiply
    4,165.36x = 6,221 × 3,774.58
  4. Step 4: Simplify right side
    4,165.36x = 23,481,662.18
  5. Step 5: Solve for x
    x = 23,481,662.18/4,165.36
  6. Step 6: Final answer
    x = 5,637.37

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.