Home / 4,637.94-6,396.21-3,219.36

Finding the Fourth Proportional to 4,637.94, 6,396.21 and 3,219.36

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Solution

The fourth proportional to 4,637.94, 6,396.21 and 3,219.36 is: 4,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,637.94 : 6,396.21 = 3,219.36 : x
  2. Step 2: Convert to fraction form
    4,637.94/6,396.21 = 3,219.36/x
  3. Step 3: Cross multiply
    4,637.94x = 6,396.21 × 3,219.36
  4. Step 4: Simplify right side
    4,637.94x = 20,591,702.63
  5. Step 5: Solve for x
    x = 20,591,702.63/4,637.94
  6. Step 6: Final answer
    x = 4,439.84

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Double scale
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1.5x scale

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.