Home / 4,241.36-6,356.28-2,190.80

Finding the Fourth Proportional to 4,241.36, 6,356.28 and 2,190.80

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Solution

The fourth proportional to 4,241.36, 6,356.28 and 2,190.80 is: 3,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,241.36 : 6,356.28 = 2,190.80 : x
  2. Step 2: Convert to fraction form
    4,241.36/6,356.28 = 2,190.80/x
  3. Step 3: Cross multiply
    4,241.36x = 6,356.28 × 2,190.80
  4. Step 4: Simplify right side
    4,241.36x = 13,925,338.22
  5. Step 5: Solve for x
    x = 13,925,338.22/4,241.36
  6. Step 6: Final answer
    x = 3,283.22

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1.5x scale

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.